123502128

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:930

約数の個数: 80

約数和(自身を含む): 338073600

約数和(自身を除く): 214571472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 191, 228, 304, 382, 456, 573, 709, 764, 912, 1146, 1418, 1528, 2127, 2292, 2836, 3056, 3629, 4254, 4584, 5672, 7258, 8508, 9168, 10887, 11344, 13471, 14516, 17016, 21774, 26942, 29032, 34032, 40413, 43548, 53884, 58064, 80826, 87096, 107768, 135419, 161652, 174192, 215536, 270838, 323304, 406257, 541676, 646608, 812514, 1083352, 1625028, 2166704, 2572961, 3250056, 5145922, 6500112, 7718883, 10291844, 15437766, 20583688, 30875532, 41167376, 61751064, 123502128]

約数ペア:

[(1, 123502128), (2, 61751064), (3, 41167376), (4, 30875532), (6, 20583688), (8, 15437766), (12, 10291844), (16, 7718883), (19, 6500112), (24, 5145922), (38, 3250056), (48, 2572961), (57, 2166704), (76, 1625028), (114, 1083352), (152, 812514), (191, 646608), (228, 541676), (304, 406257), (382, 323304), (456, 270838), (573, 215536), (709, 174192), (764, 161652), (912, 135419), (1146, 107768), (1418, 87096), (1528, 80826), (2127, 58064), (2292, 53884), (2836, 43548), (3056, 40413), (3629, 34032), (4254, 29032), (4584, 26942), (5672, 21774), (7258, 17016), (8508, 14516), (9168, 13471), (10887, 11344)]