21037864400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{2671}}^1$

素因数の和:2822

約数の個数: 240

約数和(自身を含む): 60394467840

約数和(自身を除く): 39356603440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 97, 100, 112, 116, 140, 145, 175, 194, 200, 203, 232, 280, 290, 350, 388, 400, 406, 464, 485, 560, 580, 679, 700, 725, 776, 812, 970, 1015, 1160, 1358, 1400, 1450, 1552, 1624, 1940, 2030, 2320, 2425, 2671, 2716, 2800, 2813, 2900, 3248, 3395, 3880, 4060, 4850, 5075, 5342, 5432, 5626, 5800, 6790, 7760, 8120, 9700, 10150, 10684, 10864, 11252, 11600, 13355, 13580, 14065, 16240, 16975, 18697, 19400, 19691, 20300, 21368, 22504, 26710, 27160, 28130, 33950, 37394, 38800, 39382, 40600, 42736, 45008, 53420, 54320, 56260, 66775, 67900, 70325, 74788, 77459, 78764, 81200, 93485, 98455, 106840, 112520, 133550, 135800, 140650, 149576, 154918, 157528, 186970, 196910, 213680, 225040, 259087, 267100, 271600, 281300, 299152, 309836, 315056, 373940, 387295, 393820, 467425, 492275, 518174, 534200, 542213, 562600, 619672, 747880, 774590, 787640, 934850, 984550, 1036348, 1068400, 1084426, 1125200, 1239344, 1295435, 1495760, 1549180, 1575280, 1813609, 1869700, 1936475, 1969100, 2072696, 2168852, 2590870, 2711065, 3098360, 3627218, 3739400, 3872950, 3938200, 4145392, 4337704, 5181740, 5422130, 6196720, 6477175, 7254436, 7478800, 7513523, 7745900, 7876400, 8675408, 9068045, 10363480, 10844260, 12954350, 13555325, 14508872, 15027046, 15491800, 18136090, 20726960, 21688520, 25908700, 27110650, 29017744, 30054092, 30983600, 36272180, 37567615, 43377040, 45340225, 51817400, 52594661, 54221300, 60108184, 72544360, 75135230, 90680450, 103634800, 105189322, 108442600, 120216368, 145088720, 150270460, 181360900, 187838075, 210378644, 216885200, 262973305, 300540920, 362721800, 375676150, 420757288, 525946610, 601081840, 725443600, 751352300, 841514576, 1051893220, 1314866525, 1502704600, 2103786440, 2629733050, 3005409200, 4207572880, 5259466100, 10518932200, 21037864400]

約数ペア:

[(1, 21037864400), (2, 10518932200), (4, 5259466100), (5, 4207572880), (7, 3005409200), (8, 2629733050), (10, 2103786440), (14, 1502704600), (16, 1314866525), (20, 1051893220), (25, 841514576), (28, 751352300), (29, 725443600), (35, 601081840), (40, 525946610), (50, 420757288), (56, 375676150), (58, 362721800), (70, 300540920), (80, 262973305), (97, 216885200), (100, 210378644), (112, 187838075), (116, 181360900), (140, 150270460), (145, 145088720), (175, 120216368), (194, 108442600), (200, 105189322), (203, 103634800), (232, 90680450), (280, 75135230), (290, 72544360), (350, 60108184), (388, 54221300), (400, 52594661), (406, 51817400), (464, 45340225), (485, 43377040), (560, 37567615), (580, 36272180), (679, 30983600), (700, 30054092), (725, 29017744), (776, 27110650), (812, 25908700), (970, 21688520), (1015, 20726960), (1160, 18136090), (1358, 15491800), (1400, 15027046), (1450, 14508872), (1552, 13555325), (1624, 12954350), (1940, 10844260), (2030, 10363480), (2320, 9068045), (2425, 8675408), (2671, 7876400), (2716, 7745900), (2800, 7513523), (2813, 7478800), (2900, 7254436), (3248, 6477175), (3395, 6196720), (3880, 5422130), (4060, 5181740), (4850, 4337704), (5075, 4145392), (5342, 3938200), (5432, 3872950), (5626, 3739400), (5800, 3627218), (6790, 3098360), (7760, 2711065), (8120, 2590870), (9700, 2168852), (10150, 2072696), (10684, 1969100), (10864, 1936475), (11252, 1869700), (11600, 1813609), (13355, 1575280), (13580, 1549180), (14065, 1495760), (16240, 1295435), (16975, 1239344), (18697, 1125200), (19400, 1084426), (19691, 1068400), (20300, 1036348), (21368, 984550), (22504, 934850), (26710, 787640), (27160, 774590), (28130, 747880), (33950, 619672), (37394, 562600), (38800, 542213), (39382, 534200), (40600, 518174), (42736, 492275), (45008, 467425), (53420, 393820), (54320, 387295), (56260, 373940), (66775, 315056), (67900, 309836), (70325, 299152), (74788, 281300), (77459, 271600), (78764, 267100), (81200, 259087), (93485, 225040), (98455, 213680), (106840, 196910), (112520, 186970), (133550, 157528), (135800, 154918), (140650, 149576)]