51232860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 180363456

約数和(自身を除く): 129130596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 557, 630, 657, 730, 876, 1022, 1095, 1114, 1260, 1314, 1460, 1533, 1671, 2044, 2190, 2228, 2555, 2628, 2785, 3066, 3285, 3342, 3899, 4380, 4599, 5013, 5110, 5570, 6132, 6570, 6684, 7665, 7798, 8355, 9198, 10026, 10220, 11140, 11697, 13140, 15330, 15596, 16710, 18396, 19495, 20052, 22995, 23394, 25065, 30660, 33420, 35091, 38990, 40661, 45990, 46788, 50130, 58485, 70182, 77980, 81322, 91980, 100260, 116970, 121983, 140364, 162644, 175455, 203305, 233940, 243966, 284627, 350910, 365949, 406610, 487932, 569254, 609915, 701820, 731898, 813220, 853881, 1138508, 1219830, 1423135, 1463796, 1707762, 1829745, 2439660, 2561643, 2846270, 3415524, 3659490, 4269405, 5123286, 5692540, 7318980, 8538810, 10246572, 12808215, 17077620, 25616430, 51232860]

約数ペア:

[(1, 51232860), (2, 25616430), (3, 17077620), (4, 12808215), (5, 10246572), (6, 8538810), (7, 7318980), (9, 5692540), (10, 5123286), (12, 4269405), (14, 3659490), (15, 3415524), (18, 2846270), (20, 2561643), (21, 2439660), (28, 1829745), (30, 1707762), (35, 1463796), (36, 1423135), (42, 1219830), (45, 1138508), (60, 853881), (63, 813220), (70, 731898), (73, 701820), (84, 609915), (90, 569254), (105, 487932), (126, 406610), (140, 365949), (146, 350910), (180, 284627), (210, 243966), (219, 233940), (252, 203305), (292, 175455), (315, 162644), (365, 140364), (420, 121983), (438, 116970), (511, 100260), (557, 91980), (630, 81322), (657, 77980), (730, 70182), (876, 58485), (1022, 50130), (1095, 46788), (1114, 45990), (1260, 40661), (1314, 38990), (1460, 35091), (1533, 33420), (1671, 30660), (2044, 25065), (2190, 23394), (2228, 22995), (2555, 20052), (2628, 19495), (2785, 18396), (3066, 16710), (3285, 15596), (3342, 15330), (3899, 13140), (4380, 11697), (4599, 11140), (5013, 10220), (5110, 10026), (5570, 9198), (6132, 8355), (6570, 7798), (6684, 7665)]