140657216

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{5147}}^1$

素因数の和:5227

約数の個数: 56

約数和(自身を含む): 324282816

約数和(自身を除く): 183625600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 3416, 3904, 5147, 6832, 10294, 13664, 20588, 27328, 36029, 41176, 72058, 82352, 144116, 164704, 288232, 313967, 329408, 576464, 627934, 1152928, 1255868, 2197769, 2305856, 2511736, 4395538, 5023472, 8791076, 10046944, 17582152, 20093888, 35164304, 70328608, 140657216]

約数ペア:

[(1, 140657216), (2, 70328608), (4, 35164304), (7, 20093888), (8, 17582152), (14, 10046944), (16, 8791076), (28, 5023472), (32, 4395538), (56, 2511736), (61, 2305856), (64, 2197769), (112, 1255868), (122, 1152928), (224, 627934), (244, 576464), (427, 329408), (448, 313967), (488, 288232), (854, 164704), (976, 144116), (1708, 82352), (1952, 72058), (3416, 41176), (3904, 36029), (5147, 27328), (6832, 20588), (10294, 13664)]