20615828400

素因数分解:

$2^4\times 3^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^2$

素因数の和:177

約数の個数: 630

約数和(自身を含む): 79471221180

約数和(自身を除く): 58855392780

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 36, 38, 40, 45, 48, 50, 54, 57, 60, 61, 72, 75, 76, 80, 81, 90, 95, 100, 108, 114, 120, 122, 135, 144, 150, 152, 162, 171, 180, 183, 190, 200, 216, 225, 228, 240, 243, 244, 270, 285, 300, 304, 305, 324, 342, 360, 366, 380, 400, 405, 432, 450, 456, 475, 486, 488, 513, 540, 549, 570, 600, 610, 648, 675, 684, 720, 729, 732, 760, 810, 855, 900, 912, 915, 950, 972, 976, 1026, 1080, 1098, 1140, 1159, 1200, 1215, 1220, 1296, 1350, 1368, 1425, 1458, 1464, 1520, 1525, 1539, 1620, 1647, 1710, 1800, 1830, 1900, 1944, 2025, 2052, 2160, 2196, 2280, 2318, 2430, 2440, 2565, 2700, 2736, 2745, 2850, 2916, 2928, 3050, 3078, 3240, 3294, 3420, 3477, 3600, 3645, 3660, 3721, 3800, 3888, 4050, 4104, 4275, 4392, 4560, 4575, 4617, 4636, 4860, 4880, 4941, 5130, 5400, 5490, 5700, 5795, 5832, 6075, 6100, 6156, 6480, 6588, 6840, 6954, 7290, 7320, 7442, 7600, 7695, 8100, 8208, 8235, 8550, 8784, 9150, 9234, 9272, 9720, 9882, 10260, 10431, 10800, 10980, 11163, 11400, 11590, 11664, 12150, 12200, 12312, 12825, 13176, 13680, 13725, 13851, 13908, 14580, 14640, 14823, 14884, 15390, 16200, 16470, 17100, 17385, 18225, 18300, 18468, 18544, 18605, 19440, 19764, 20520, 20862, 21960, 22326, 22800, 23085, 23180, 24300, 24400, 24624, 24705, 25650, 26352, 27450, 27702, 27816, 28975, 29160, 29646, 29768, 30780, 31293, 32400, 32940, 33489, 34200, 34770, 36450, 36600, 36936, 37210, 38475, 39528, 41040, 41175, 41724, 43920, 44469, 44652, 46170, 46360, 48600, 49410, 51300, 52155, 54900, 55404, 55632, 55815, 57950, 58320, 59292, 59536, 61560, 62586, 65880, 66978, 68400, 69255, 69540, 70699, 72900, 73200, 73872, 74115, 74420, 76950, 79056, 82350, 83448, 86925, 88938, 89304, 92340, 92720, 93025, 93879, 97200, 98820, 100467, 102600, 104310, 109800, 110808, 111630, 115425, 115900, 118584, 123120, 123525, 125172, 131760, 133956, 138510, 139080, 141398, 145800, 148230, 148840, 153900, 156465, 164700, 166896, 167445, 173850, 177876, 178608, 184680, 186050, 187758, 197640, 200934, 205200, 208620, 212097, 219600, 221616, 222345, 223260, 230850, 231800, 237168, 247050, 250344, 260775, 267912, 277020, 278160, 279075, 281637, 282796, 291600, 296460, 297680, 301401, 307800, 312930, 329400, 334890, 346275, 347700, 353495, 355752, 369360, 370575, 372100, 375516, 395280, 401868, 417240, 424194, 444690, 446520, 461700, 463600, 469395, 494100, 500688, 502335, 521550, 535824, 554040, 558150, 563274, 565592, 592920, 602802, 615600, 625860, 636291, 658800, 669780, 692550, 695400, 706990, 711504, 741150, 744200, 751032, 782325, 803736, 834480, 837225, 844911, 848388, 889380, 893040, 904203, 923400, 938790, 988200, 1004670, 1043100, 1060485, 1108080, 1111725, 1116300, 1126548, 1131184, 1185840, 1205604, 1251720, 1272582, 1339560, 1385100, 1390800, 1408185, 1413980, 1482300, 1488400, 1502064, 1507005, 1564650, 1607472, 1674450, 1689822, 1696776, 1767475, 1778760, 1808406, 1846800, 1877580, 1908873, 1976400, 2009340, 2086200, 2120970, 2223450, 2232600, 2253096, 2346975, 2411208, 2503440, 2511675, 2545164, 2679120, 2712609, 2770200, 2816370, 2827960, 2964600, 3014010, 3129300, 3181455, 3348900, 3379644, 3393552, 3534950, 3557520, 3616812, 3755160, 3817746, 4018680, 4172400, 4224555, 4241940, 4446900, 4465200, 4506192, 4521015, 4693950, 4822416, 5023350, 5090328, 5302425, 5425218, 5540400, 5632740, 5655920, 5726619, 5929200, 6028020, 6258600, 6362910, 6697800, 6759288, 7040925, 7069900, 7233624, 7510320, 7535025, 7635492, 8037360, 8449110, 8483880, 8893800, 9042030, 9387900, 9544365, 10046700, 10180656, 10604850, 10850436, 11265480, 11453238, 12056040, 12517200, 12725820, 13395600, 13518576, 13563045, 14081850, 14139800, 14467248, 15070050, 15270984, 15907275, 16898220, 16967760, 17179857, 17787600, 18084060, 18775800, 19088730, 20093400, 21122775, 21209700, 21700872, 22530960, 22605075, 22906476, 24112080, 25451640, 27126090, 28163700, 28279600, 28633095, 30140100, 30541968, 31814550, 33796440, 34359714, 36168120, 37551600, 38177460, 40186800, 42245550, 42419400, 43401744, 45210150, 45812952, 47721825, 50903280, 51539571, 54252180, 56327400, 57266190, 60280200, 63629100, 67592880, 67815225, 68719428, 72336240, 76354920, 84491100, 84838800, 85899285, 90420300, 91625904, 95443650, 103079142, 108504360, 112654800, 114532380, 120560400, 127258200, 135630450, 137438856, 143165475, 152709840, 168982200, 171798570, 180840600, 190887300, 206158284, 217008720, 229064760, 254516400, 257697855, 271260900, 274877712, 286330950, 337964400, 343597140, 361681200, 381774600, 412316568, 429496425, 458129520, 515395710, 542521800, 572661900, 687194280, 763549200, 824633136, 858992850, 1030791420, 1085043600, 1145323800, 1288489275, 1374388560, 1717985700, 2061582840, 2290647600, 2576978550, 3435971400, 4123165680, 5153957100, 6871942800, 10307914200, 20615828400]

約数ペア:

[(1, 20615828400), (2, 10307914200), (3, 6871942800), (4, 5153957100), (5, 4123165680), (6, 3435971400), (8, 2576978550), (9, 2290647600), (10, 2061582840), (12, 1717985700), (15, 1374388560), (16, 1288489275), (18, 1145323800), (19, 1085043600), (20, 1030791420), (24, 858992850), (25, 824633136), (27, 763549200), (30, 687194280), (36, 572661900), (38, 542521800), (40, 515395710), (45, 458129520), (48, 429496425), (50, 412316568), (54, 381774600), (57, 361681200), (60, 343597140), (61, 337964400), (72, 286330950), (75, 274877712), (76, 271260900), (80, 257697855), (81, 254516400), (90, 229064760), (95, 217008720), (100, 206158284), (108, 190887300), (114, 180840600), (120, 171798570), (122, 168982200), (135, 152709840), (144, 143165475), (150, 137438856), (152, 135630450), (162, 127258200), (171, 120560400), (180, 114532380), (183, 112654800), (190, 108504360), (200, 103079142), (216, 95443650), (225, 91625904), (228, 90420300), (240, 85899285), (243, 84838800), (244, 84491100), (270, 76354920), (285, 72336240), (300, 68719428), (304, 67815225), (305, 67592880), (324, 63629100), (342, 60280200), (360, 57266190), (366, 56327400), (380, 54252180), (400, 51539571), (405, 50903280), (432, 47721825), (450, 45812952), (456, 45210150), (475, 43401744), (486, 42419400), (488, 42245550), (513, 40186800), (540, 38177460), (549, 37551600), (570, 36168120), (600, 34359714), (610, 33796440), (648, 31814550), (675, 30541968), (684, 30140100), (720, 28633095), (729, 28279600), (732, 28163700), (760, 27126090), (810, 25451640), (855, 24112080), (900, 22906476), (912, 22605075), (915, 22530960), (950, 21700872), (972, 21209700), (976, 21122775), (1026, 20093400), (1080, 19088730), (1098, 18775800), (1140, 18084060), (1159, 17787600), (1200, 17179857), (1215, 16967760), (1220, 16898220), (1296, 15907275), (1350, 15270984), (1368, 15070050), (1425, 14467248), (1458, 14139800), (1464, 14081850), (1520, 13563045), (1525, 13518576), (1539, 13395600), (1620, 12725820), (1647, 12517200), (1710, 12056040), (1800, 11453238), (1830, 11265480), (1900, 10850436), (1944, 10604850), (2025, 10180656), (2052, 10046700), (2160, 9544365), (2196, 9387900), (2280, 9042030), (2318, 8893800), (2430, 8483880), (2440, 8449110), (2565, 8037360), (2700, 7635492), (2736, 7535025), (2745, 7510320), (2850, 7233624), (2916, 7069900), (2928, 7040925), (3050, 6759288), (3078, 6697800), (3240, 6362910), (3294, 6258600), (3420, 6028020), (3477, 5929200), (3600, 5726619), (3645, 5655920), (3660, 5632740), (3721, 5540400), (3800, 5425218), (3888, 5302425), (4050, 5090328), (4104, 5023350), (4275, 4822416), (4392, 4693950), (4560, 4521015), (4575, 4506192), (4617, 4465200), (4636, 4446900), (4860, 4241940), (4880, 4224555), (4941, 4172400), (5130, 4018680), (5400, 3817746), (5490, 3755160), (5700, 3616812), (5795, 3557520), (5832, 3534950), (6075, 3393552), (6100, 3379644), (6156, 3348900), (6480, 3181455), (6588, 3129300), (6840, 3014010), (6954, 2964600), (7290, 2827960), (7320, 2816370), (7442, 2770200), (7600, 2712609), (7695, 2679120), (8100, 2545164), (8208, 2511675), (8235, 2503440), (8550, 2411208), (8784, 2346975), (9150, 2253096), (9234, 2232600), (9272, 2223450), (9720, 2120970), (9882, 2086200), (10260, 2009340), (10431, 1976400), (10800, 1908873), (10980, 1877580), (11163, 1846800), (11400, 1808406), (11590, 1778760), (11664, 1767475), (12150, 1696776), (12200, 1689822), (12312, 1674450), (12825, 1607472), (13176, 1564650), (13680, 1507005), (13725, 1502064), (13851, 1488400), (13908, 1482300), (14580, 1413980), (14640, 1408185), (14823, 1390800), (14884, 1385100), (15390, 1339560), (16200, 1272582), (16470, 1251720), (17100, 1205604), (17385, 1185840), (18225, 1131184), (18300, 1126548), (18468, 1116300), (18544, 1111725), (18605, 1108080), (19440, 1060485), (19764, 1043100), (20520, 1004670), (20862, 988200), (21960, 938790), (22326, 923400), (22800, 904203), (23085, 893040), (23180, 889380), (24300, 848388), (24400, 844911), (24624, 837225), (24705, 834480), (25650, 803736), (26352, 782325), (27450, 751032), (27702, 744200), (27816, 741150), (28975, 711504), (29160, 706990), (29646, 695400), (29768, 692550), (30780, 669780), (31293, 658800), (32400, 636291), (32940, 625860), (33489, 615600), (34200, 602802), (34770, 592920), (36450, 565592), (36600, 563274), (36936, 558150), (37210, 554040), (38475, 535824), (39528, 521550), (41040, 502335), (41175, 500688), (41724, 494100), (43920, 469395), (44469, 463600), (44652, 461700), (46170, 446520), (46360, 444690), (48600, 424194), (49410, 417240), (51300, 401868), (52155, 395280), (54900, 375516), (55404, 372100), (55632, 370575), (55815, 369360), (57950, 355752), (58320, 353495), (59292, 347700), (59536, 346275), (61560, 334890), (62586, 329400), (65880, 312930), (66978, 307800), (68400, 301401), (69255, 297680), (69540, 296460), (70699, 291600), (72900, 282796), (73200, 281637), (73872, 279075), (74115, 278160), (74420, 277020), (76950, 267912), (79056, 260775), (82350, 250344), (83448, 247050), (86925, 237168), (88938, 231800), (89304, 230850), (92340, 223260), (92720, 222345), (93025, 221616), (93879, 219600), (97200, 212097), (98820, 208620), (100467, 205200), (102600, 200934), (104310, 197640), (109800, 187758), (110808, 186050), (111630, 184680), (115425, 178608), (115900, 177876), (118584, 173850), (123120, 167445), (123525, 166896), (125172, 164700), (131760, 156465), (133956, 153900), (138510, 148840), (139080, 148230), (141398, 145800)]