90300840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1$

素因数の和:771

約数の個数: 128

約数和(自身を含む): 311765760

約数和(自身を除く): 221464920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 193, 210, 280, 386, 420, 557, 579, 772, 840, 965, 1114, 1158, 1351, 1544, 1671, 1930, 2228, 2316, 2702, 2785, 2895, 3342, 3860, 3899, 4053, 4456, 4632, 5404, 5570, 5790, 6684, 6755, 7720, 7798, 8106, 8355, 10808, 11140, 11580, 11697, 13368, 13510, 15596, 16212, 16710, 19495, 20265, 22280, 23160, 23394, 27020, 31192, 32424, 33420, 38990, 40530, 46788, 54040, 58485, 66840, 77980, 81060, 93576, 107501, 116970, 155960, 162120, 215002, 233940, 322503, 430004, 467880, 537505, 645006, 752507, 860008, 1075010, 1290012, 1505014, 1612515, 2150020, 2257521, 2580024, 3010028, 3225030, 3762535, 4300040, 4515042, 6020056, 6450060, 7525070, 9030084, 11287605, 12900120, 15050140, 18060168, 22575210, 30100280, 45150420, 90300840]

約数ペア:

[(1, 90300840), (2, 45150420), (3, 30100280), (4, 22575210), (5, 18060168), (6, 15050140), (7, 12900120), (8, 11287605), (10, 9030084), (12, 7525070), (14, 6450060), (15, 6020056), (20, 4515042), (21, 4300040), (24, 3762535), (28, 3225030), (30, 3010028), (35, 2580024), (40, 2257521), (42, 2150020), (56, 1612515), (60, 1505014), (70, 1290012), (84, 1075010), (105, 860008), (120, 752507), (140, 645006), (168, 537505), (193, 467880), (210, 430004), (280, 322503), (386, 233940), (420, 215002), (557, 162120), (579, 155960), (772, 116970), (840, 107501), (965, 93576), (1114, 81060), (1158, 77980), (1351, 66840), (1544, 58485), (1671, 54040), (1930, 46788), (2228, 40530), (2316, 38990), (2702, 33420), (2785, 32424), (2895, 31192), (3342, 27020), (3860, 23394), (3899, 23160), (4053, 22280), (4456, 20265), (4632, 19495), (5404, 16710), (5570, 16212), (5790, 15596), (6684, 13510), (6755, 13368), (7720, 11697), (7798, 11580), (8106, 11140), (8355, 10808)]