20505248400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9883}}^1$

素因数の和:9943

約数の個数: 480

約数和(自身を含む): 85106775040

約数和(自身を除く): 64601526640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 19, 20, 21, 24, 25, 26, 28, 30, 35, 38, 39, 40, 42, 48, 50, 52, 56, 57, 60, 65, 70, 75, 76, 78, 80, 84, 91, 95, 100, 104, 105, 112, 114, 120, 130, 133, 140, 150, 152, 156, 168, 175, 182, 190, 195, 200, 208, 210, 228, 240, 247, 260, 266, 273, 280, 285, 300, 304, 312, 325, 336, 350, 364, 380, 390, 399, 400, 420, 455, 456, 475, 494, 520, 525, 532, 546, 560, 570, 600, 624, 650, 665, 700, 728, 741, 760, 780, 798, 840, 910, 912, 950, 975, 988, 1040, 1050, 1064, 1092, 1140, 1200, 1235, 1300, 1330, 1365, 1400, 1425, 1456, 1482, 1520, 1560, 1596, 1680, 1729, 1820, 1900, 1950, 1976, 1995, 2100, 2128, 2184, 2275, 2280, 2470, 2600, 2660, 2730, 2800, 2850, 2964, 3120, 3192, 3325, 3458, 3640, 3705, 3800, 3900, 3952, 3990, 4200, 4368, 4550, 4560, 4940, 5187, 5200, 5320, 5460, 5700, 5928, 6175, 6384, 6650, 6825, 6916, 7280, 7410, 7600, 7800, 7980, 8400, 8645, 9100, 9880, 9883, 9975, 10374, 10640, 10920, 11400, 11856, 12350, 13300, 13650, 13832, 14820, 15600, 15960, 17290, 18200, 18525, 19760, 19766, 19950, 20748, 21840, 22800, 24700, 25935, 26600, 27300, 27664, 29640, 29649, 31920, 34580, 36400, 37050, 39532, 39900, 41496, 43225, 49400, 49415, 51870, 53200, 54600, 59280, 59298, 69160, 69181, 74100, 79064, 79800, 82992, 86450, 98800, 98830, 103740, 109200, 118596, 128479, 129675, 138320, 138362, 148200, 148245, 158128, 159600, 172900, 187777, 197660, 207480, 207543, 237192, 247075, 256958, 259350, 276724, 296400, 296490, 345800, 345905, 375554, 385437, 395320, 414960, 415086, 474384, 494150, 513916, 518700, 553448, 563331, 592980, 642395, 691600, 691810, 741225, 751108, 770874, 790640, 830172, 899353, 938885, 988300, 1027832, 1037400, 1037715, 1106896, 1126662, 1185960, 1284790, 1314439, 1383620, 1482450, 1502216, 1541748, 1660344, 1729525, 1798706, 1877770, 1927185, 1976600, 2055664, 2074800, 2075430, 2253324, 2371920, 2441101, 2569580, 2628878, 2698059, 2767240, 2816655, 2964900, 3004432, 3083496, 3211975, 3320688, 3459050, 3597412, 3755540, 3854370, 3943317, 3953200, 4150860, 4496765, 4506648, 4694425, 4882202, 5139160, 5188575, 5257756, 5396118, 5534480, 5633310, 5929800, 6166992, 6423950, 6572195, 6918100, 7194824, 7323303, 7511080, 7708740, 7886634, 8301720, 8993530, 9013296, 9388850, 9635925, 9764404, 10278320, 10377150, 10515512, 10792236, 11266620, 11859600, 12205505, 12847900, 13144390, 13490295, 13836200, 14083275, 14389648, 14646606, 15022160, 15417480, 15773268, 16603440, 17087707, 17987060, 18777700, 19271850, 19528808, 19716585, 20754300, 21031024, 21584472, 22483825, 22533240, 24411010, 25695800, 26288780, 26980590, 27672400, 28166550, 29293212, 30834960, 31546536, 32860975, 34175414, 35974120, 36616515, 37555400, 38543700, 39057616, 39433170, 41508600, 43168944, 44967650, 45066480, 48822020, 51263121, 51391600, 52577560, 53961180, 56333100, 58586424, 61027525, 63093072, 65721950, 67451475, 68350828, 71948240, 73233030, 75110800, 77087400, 78866340, 83017200, 85438535, 89935300, 97644040, 98582925, 102526242, 105155120, 107922360, 112666200, 117172848, 122055050, 131443900, 134902950, 136701656, 146466060, 154174800, 157732680, 170877070, 179870600, 183082575, 195288080, 197165850, 205052484, 215844720, 225332400, 244110100, 256315605, 262887800, 269805900, 273403312, 292932120, 315465360, 341754140, 359741200, 366165150, 394331700, 410104968, 427192675, 488220200, 512631210, 525775600, 539611800, 585864240, 683508280, 732330300, 788663400, 820209936, 854385350, 976440400, 1025262420, 1079223600, 1281578025, 1367016560, 1464660600, 1577326800, 1708770700, 2050524840, 2563156050, 2929321200, 3417541400, 4101049680, 5126312100, 6835082800, 10252624200, 20505248400]

約数ペア:

[(1, 20505248400), (2, 10252624200), (3, 6835082800), (4, 5126312100), (5, 4101049680), (6, 3417541400), (7, 2929321200), (8, 2563156050), (10, 2050524840), (12, 1708770700), (13, 1577326800), (14, 1464660600), (15, 1367016560), (16, 1281578025), (19, 1079223600), (20, 1025262420), (21, 976440400), (24, 854385350), (25, 820209936), (26, 788663400), (28, 732330300), (30, 683508280), (35, 585864240), (38, 539611800), (39, 525775600), (40, 512631210), (42, 488220200), (48, 427192675), (50, 410104968), (52, 394331700), (56, 366165150), (57, 359741200), (60, 341754140), (65, 315465360), (70, 292932120), (75, 273403312), (76, 269805900), (78, 262887800), (80, 256315605), (84, 244110100), (91, 225332400), (95, 215844720), (100, 205052484), (104, 197165850), (105, 195288080), (112, 183082575), (114, 179870600), (120, 170877070), (130, 157732680), (133, 154174800), (140, 146466060), (150, 136701656), (152, 134902950), (156, 131443900), (168, 122055050), (175, 117172848), (182, 112666200), (190, 107922360), (195, 105155120), (200, 102526242), (208, 98582925), (210, 97644040), (228, 89935300), (240, 85438535), (247, 83017200), (260, 78866340), (266, 77087400), (273, 75110800), (280, 73233030), (285, 71948240), (300, 68350828), (304, 67451475), (312, 65721950), (325, 63093072), (336, 61027525), (350, 58586424), (364, 56333100), (380, 53961180), (390, 52577560), (399, 51391600), (400, 51263121), (420, 48822020), (455, 45066480), (456, 44967650), (475, 43168944), (494, 41508600), (520, 39433170), (525, 39057616), (532, 38543700), (546, 37555400), (560, 36616515), (570, 35974120), (600, 34175414), (624, 32860975), (650, 31546536), (665, 30834960), (700, 29293212), (728, 28166550), (741, 27672400), (760, 26980590), (780, 26288780), (798, 25695800), (840, 24411010), (910, 22533240), (912, 22483825), (950, 21584472), (975, 21031024), (988, 20754300), (1040, 19716585), (1050, 19528808), (1064, 19271850), (1092, 18777700), (1140, 17987060), (1200, 17087707), (1235, 16603440), (1300, 15773268), (1330, 15417480), (1365, 15022160), (1400, 14646606), (1425, 14389648), (1456, 14083275), (1482, 13836200), (1520, 13490295), (1560, 13144390), (1596, 12847900), (1680, 12205505), (1729, 11859600), (1820, 11266620), (1900, 10792236), (1950, 10515512), (1976, 10377150), (1995, 10278320), (2100, 9764404), (2128, 9635925), (2184, 9388850), (2275, 9013296), (2280, 8993530), (2470, 8301720), (2600, 7886634), (2660, 7708740), (2730, 7511080), (2800, 7323303), (2850, 7194824), (2964, 6918100), (3120, 6572195), (3192, 6423950), (3325, 6166992), (3458, 5929800), (3640, 5633310), (3705, 5534480), (3800, 5396118), (3900, 5257756), (3952, 5188575), (3990, 5139160), (4200, 4882202), (4368, 4694425), (4550, 4506648), (4560, 4496765), (4940, 4150860), (5187, 3953200), (5200, 3943317), (5320, 3854370), (5460, 3755540), (5700, 3597412), (5928, 3459050), (6175, 3320688), (6384, 3211975), (6650, 3083496), (6825, 3004432), (6916, 2964900), (7280, 2816655), (7410, 2767240), (7600, 2698059), (7800, 2628878), (7980, 2569580), (8400, 2441101), (8645, 2371920), (9100, 2253324), (9880, 2075430), (9883, 2074800), (9975, 2055664), (10374, 1976600), (10640, 1927185), (10920, 1877770), (11400, 1798706), (11856, 1729525), (12350, 1660344), (13300, 1541748), (13650, 1502216), (13832, 1482450), (14820, 1383620), (15600, 1314439), (15960, 1284790), (17290, 1185960), (18200, 1126662), (18525, 1106896), (19760, 1037715), (19766, 1037400), (19950, 1027832), (20748, 988300), (21840, 938885), (22800, 899353), (24700, 830172), (25935, 790640), (26600, 770874), (27300, 751108), (27664, 741225), (29640, 691810), (29649, 691600), (31920, 642395), (34580, 592980), (36400, 563331), (37050, 553448), (39532, 518700), (39900, 513916), (41496, 494150), (43225, 474384), (49400, 415086), (49415, 414960), (51870, 395320), (53200, 385437), (54600, 375554), (59280, 345905), (59298, 345800), (69160, 296490), (69181, 296400), (74100, 276724), (79064, 259350), (79800, 256958), (82992, 247075), (86450, 237192), (98800, 207543), (98830, 207480), (103740, 197660), (109200, 187777), (118596, 172900), (128479, 159600), (129675, 158128), (138320, 148245), (138362, 148200)]