331512440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2245

約数の個数: 96

約数和(自身を含む): 879076800

約数和(自身を除く): 547564360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 79, 98, 140, 158, 196, 245, 280, 316, 392, 395, 490, 553, 632, 790, 980, 1106, 1580, 1960, 2141, 2212, 2765, 3160, 3871, 4282, 4424, 5530, 7742, 8564, 10705, 11060, 14987, 15484, 17128, 19355, 21410, 22120, 29974, 30968, 38710, 42820, 59948, 74935, 77420, 85640, 104909, 119896, 149870, 154840, 169139, 209818, 299740, 338278, 419636, 524545, 599480, 676556, 839272, 845695, 1049090, 1183973, 1353112, 1691390, 2098180, 2367946, 3382780, 4196360, 4735892, 5919865, 6765560, 8287811, 9471784, 11839730, 16575622, 23679460, 33151244, 41439055, 47358920, 66302488, 82878110, 165756220, 331512440]

約数ペア:

[(1, 331512440), (2, 165756220), (4, 82878110), (5, 66302488), (7, 47358920), (8, 41439055), (10, 33151244), (14, 23679460), (20, 16575622), (28, 11839730), (35, 9471784), (40, 8287811), (49, 6765560), (56, 5919865), (70, 4735892), (79, 4196360), (98, 3382780), (140, 2367946), (158, 2098180), (196, 1691390), (245, 1353112), (280, 1183973), (316, 1049090), (392, 845695), (395, 839272), (490, 676556), (553, 599480), (632, 524545), (790, 419636), (980, 338278), (1106, 299740), (1580, 209818), (1960, 169139), (2141, 154840), (2212, 149870), (2765, 119896), (3160, 104909), (3871, 85640), (4282, 77420), (4424, 74935), (5530, 59948), (7742, 42820), (8564, 38710), (10705, 30968), (11060, 29974), (14987, 22120), (15484, 21410), (17128, 19355)]