678167376

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1\times {\mathrm{997}}^1$

素因数の和:1428

約数の個数: 80

約数和(自身を含む): 1805789184

約数和(自身を除く): 1127621808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 48, 74, 111, 148, 222, 296, 383, 444, 592, 766, 888, 997, 1149, 1532, 1776, 1994, 2298, 2991, 3064, 3988, 4596, 5982, 6128, 7976, 9192, 11964, 14171, 15952, 18384, 23928, 28342, 36889, 42513, 47856, 56684, 73778, 85026, 110667, 113368, 147556, 170052, 221334, 226736, 295112, 340104, 381851, 442668, 590224, 680208, 763702, 885336, 1145553, 1527404, 1770672, 2291106, 3054808, 4582212, 6109616, 9164424, 14128487, 18328848, 28256974, 42385461, 56513948, 84770922, 113027896, 169541844, 226055792, 339083688, 678167376]

約数ペア:

[(1, 678167376), (2, 339083688), (3, 226055792), (4, 169541844), (6, 113027896), (8, 84770922), (12, 56513948), (16, 42385461), (24, 28256974), (37, 18328848), (48, 14128487), (74, 9164424), (111, 6109616), (148, 4582212), (222, 3054808), (296, 2291106), (383, 1770672), (444, 1527404), (592, 1145553), (766, 885336), (888, 763702), (997, 680208), (1149, 590224), (1532, 442668), (1776, 381851), (1994, 340104), (2298, 295112), (2991, 226736), (3064, 221334), (3988, 170052), (4596, 147556), (5982, 113368), (6128, 110667), (7976, 85026), (9192, 73778), (11964, 56684), (14171, 47856), (15952, 42513), (18384, 36889), (23928, 28342)]