20128022880

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:842

約数の個数: 384

約数和(自身を含む): 74132029440

約数和(自身を除く): 54004006560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 139, 140, 142, 160, 168, 210, 213, 224, 240, 278, 280, 284, 336, 355, 417, 420, 426, 480, 497, 556, 560, 568, 607, 672, 695, 710, 834, 840, 852, 973, 994, 1065, 1112, 1120, 1136, 1214, 1390, 1420, 1491, 1668, 1680, 1704, 1821, 1946, 1988, 2085, 2130, 2224, 2272, 2428, 2485, 2780, 2840, 2919, 2982, 3035, 3336, 3360, 3408, 3642, 3892, 3976, 4170, 4249, 4260, 4448, 4856, 4865, 4970, 5560, 5680, 5838, 5964, 6070, 6672, 6816, 7284, 7455, 7784, 7952, 8340, 8498, 8520, 9105, 9712, 9730, 9869, 9940, 11120, 11360, 11676, 11928, 12140, 12747, 13344, 14568, 14595, 14910, 15568, 15904, 16680, 16996, 17040, 18210, 19424, 19460, 19738, 19880, 21245, 22240, 23352, 23856, 24280, 25494, 29136, 29190, 29607, 29820, 31136, 33360, 33992, 34080, 36420, 38920, 39476, 39760, 42490, 43097, 46704, 47712, 48560, 49345, 50988, 58272, 58380, 59214, 59640, 63735, 66720, 67984, 69083, 72840, 77840, 78952, 79520, 84373, 84980, 86194, 93408, 97120, 98690, 101976, 116760, 118428, 119280, 127470, 129291, 135968, 138166, 145680, 148035, 155680, 157904, 168746, 169960, 172388, 197380, 203952, 207249, 215485, 233520, 236856, 238560, 253119, 254940, 258582, 276332, 291360, 296070, 301679, 315808, 337492, 339920, 344776, 345415, 394760, 407904, 414498, 421865, 430970, 467040, 473712, 506238, 509880, 517164, 552664, 590611, 592140, 603358, 646455, 674984, 679840, 689552, 690830, 789520, 828996, 843730, 861940, 905037, 947424, 1012476, 1019760, 1034328, 1036245, 1105328, 1181222, 1184280, 1206716, 1265595, 1292910, 1349968, 1379104, 1381660, 1508395, 1579040, 1657992, 1687460, 1723880, 1771833, 1810074, 2024952, 2039520, 2068656, 2072490, 2210656, 2362444, 2368560, 2413432, 2531190, 2585820, 2699936, 2763320, 2953055, 3016790, 3315984, 3374920, 3447760, 3543666, 3620148, 4049904, 4137312, 4144980, 4525185, 4724888, 4737120, 4826864, 5062380, 5171640, 5526640, 5906110, 5990483, 6033580, 6631968, 6749840, 6895520, 7087332, 7240296, 8099808, 8289960, 8859165, 9050370, 9449776, 9653728, 10124760, 10343280, 11053280, 11812220, 11980966, 12067160, 13499680, 14174664, 14480592, 16579920, 17718330, 17971449, 18100740, 18899552, 20249520, 20686560, 23624440, 23961932, 24134320, 28349328, 28961184, 29952415, 33159840, 35436660, 35942898, 36201480, 40499040, 41933381, 47248880, 47923864, 48268640, 56698656, 59904830, 70873320, 71885796, 72402960, 83866762, 89857245, 94497760, 95847728, 119809660, 125800143, 141746640, 143771592, 144805920, 167733524, 179714490, 191695456, 209666905, 239619320, 251600286, 283493280, 287543184, 335467048, 359428980, 419333810, 479238640, 503200572, 575086368, 629000715, 670934096, 718857960, 838667620, 958477280, 1006401144, 1258001430, 1341868192, 1437715920, 1677335240, 2012802288, 2516002860, 2875431840, 3354670480, 4025604576, 5032005720, 6709340960, 10064011440, 20128022880]

約数ペア:

[(1, 20128022880), (2, 10064011440), (3, 6709340960), (4, 5032005720), (5, 4025604576), (6, 3354670480), (7, 2875431840), (8, 2516002860), (10, 2012802288), (12, 1677335240), (14, 1437715920), (15, 1341868192), (16, 1258001430), (20, 1006401144), (21, 958477280), (24, 838667620), (28, 718857960), (30, 670934096), (32, 629000715), (35, 575086368), (40, 503200572), (42, 479238640), (48, 419333810), (56, 359428980), (60, 335467048), (70, 287543184), (71, 283493280), (80, 251600286), (84, 239619320), (96, 209666905), (105, 191695456), (112, 179714490), (120, 167733524), (139, 144805920), (140, 143771592), (142, 141746640), (160, 125800143), (168, 119809660), (210, 95847728), (213, 94497760), (224, 89857245), (240, 83866762), (278, 72402960), (280, 71885796), (284, 70873320), (336, 59904830), (355, 56698656), (417, 48268640), (420, 47923864), (426, 47248880), (480, 41933381), (497, 40499040), (556, 36201480), (560, 35942898), (568, 35436660), (607, 33159840), (672, 29952415), (695, 28961184), (710, 28349328), (834, 24134320), (840, 23961932), (852, 23624440), (973, 20686560), (994, 20249520), (1065, 18899552), (1112, 18100740), (1120, 17971449), (1136, 17718330), (1214, 16579920), (1390, 14480592), (1420, 14174664), (1491, 13499680), (1668, 12067160), (1680, 11980966), (1704, 11812220), (1821, 11053280), (1946, 10343280), (1988, 10124760), (2085, 9653728), (2130, 9449776), (2224, 9050370), (2272, 8859165), (2428, 8289960), (2485, 8099808), (2780, 7240296), (2840, 7087332), (2919, 6895520), (2982, 6749840), (3035, 6631968), (3336, 6033580), (3360, 5990483), (3408, 5906110), (3642, 5526640), (3892, 5171640), (3976, 5062380), (4170, 4826864), (4249, 4737120), (4260, 4724888), (4448, 4525185), (4856, 4144980), (4865, 4137312), (4970, 4049904), (5560, 3620148), (5680, 3543666), (5838, 3447760), (5964, 3374920), (6070, 3315984), (6672, 3016790), (6816, 2953055), (7284, 2763320), (7455, 2699936), (7784, 2585820), (7952, 2531190), (8340, 2413432), (8498, 2368560), (8520, 2362444), (9105, 2210656), (9712, 2072490), (9730, 2068656), (9869, 2039520), (9940, 2024952), (11120, 1810074), (11360, 1771833), (11676, 1723880), (11928, 1687460), (12140, 1657992), (12747, 1579040), (13344, 1508395), (14568, 1381660), (14595, 1379104), (14910, 1349968), (15568, 1292910), (15904, 1265595), (16680, 1206716), (16996, 1184280), (17040, 1181222), (18210, 1105328), (19424, 1036245), (19460, 1034328), (19738, 1019760), (19880, 1012476), (21245, 947424), (22240, 905037), (23352, 861940), (23856, 843730), (24280, 828996), (25494, 789520), (29136, 690830), (29190, 689552), (29607, 679840), (29820, 674984), (31136, 646455), (33360, 603358), (33992, 592140), (34080, 590611), (36420, 552664), (38920, 517164), (39476, 509880), (39760, 506238), (42490, 473712), (43097, 467040), (46704, 430970), (47712, 421865), (48560, 414498), (49345, 407904), (50988, 394760), (58272, 345415), (58380, 344776), (59214, 339920), (59640, 337492), (63735, 315808), (66720, 301679), (67984, 296070), (69083, 291360), (72840, 276332), (77840, 258582), (78952, 254940), (79520, 253119), (84373, 238560), (84980, 236856), (86194, 233520), (93408, 215485), (97120, 207249), (98690, 203952), (101976, 197380), (116760, 172388), (118428, 169960), (119280, 168746), (127470, 157904), (129291, 155680), (135968, 148035), (138166, 145680)]