203295720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:415

約数の個数: 128

約数和(自身を含む): 627056640

約数和(自身を除く): 423760920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 107, 120, 142, 213, 214, 223, 284, 321, 355, 426, 428, 446, 535, 568, 642, 669, 710, 852, 856, 892, 1065, 1070, 1115, 1284, 1338, 1420, 1605, 1704, 1784, 2130, 2140, 2230, 2568, 2676, 2840, 3210, 3345, 4260, 4280, 4460, 5352, 6420, 6690, 7597, 8520, 8920, 12840, 13380, 15194, 15833, 22791, 23861, 26760, 30388, 31666, 37985, 45582, 47499, 47722, 60776, 63332, 71583, 75970, 79165, 91164, 94998, 95444, 113955, 119305, 126664, 143166, 151940, 158330, 182328, 189996, 190888, 227910, 237495, 238610, 286332, 303880, 316660, 357915, 379992, 455820, 474990, 477220, 572664, 633320, 715830, 911640, 949980, 954440, 1431660, 1694131, 1899960, 2863320, 3388262, 5082393, 6776524, 8470655, 10164786, 13553048, 16941310, 20329572, 25411965, 33882620, 40659144, 50823930, 67765240, 101647860, 203295720]

約数ペア:

[(1, 203295720), (2, 101647860), (3, 67765240), (4, 50823930), (5, 40659144), (6, 33882620), (8, 25411965), (10, 20329572), (12, 16941310), (15, 13553048), (20, 10164786), (24, 8470655), (30, 6776524), (40, 5082393), (60, 3388262), (71, 2863320), (107, 1899960), (120, 1694131), (142, 1431660), (213, 954440), (214, 949980), (223, 911640), (284, 715830), (321, 633320), (355, 572664), (426, 477220), (428, 474990), (446, 455820), (535, 379992), (568, 357915), (642, 316660), (669, 303880), (710, 286332), (852, 238610), (856, 237495), (892, 227910), (1065, 190888), (1070, 189996), (1115, 182328), (1284, 158330), (1338, 151940), (1420, 143166), (1605, 126664), (1704, 119305), (1784, 113955), (2130, 95444), (2140, 94998), (2230, 91164), (2568, 79165), (2676, 75970), (2840, 71583), (3210, 63332), (3345, 60776), (4260, 47722), (4280, 47499), (4460, 45582), (5352, 37985), (6420, 31666), (6690, 30388), (7597, 26760), (8520, 23861), (8920, 22791), (12840, 15833), (13380, 15194)]