127261456

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 302123520

約数和(自身を除く): 174862064

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 89, 112, 119, 136, 178, 238, 272, 356, 476, 623, 712, 751, 952, 1246, 1424, 1502, 1513, 1904, 2492, 3004, 3026, 4984, 5257, 6008, 6052, 9968, 10514, 10591, 12016, 12104, 12767, 21028, 21182, 24208, 25534, 42056, 42364, 51068, 66839, 84112, 84728, 89369, 102136, 133678, 169456, 178738, 204272, 267356, 357476, 467873, 534712, 714952, 935746, 1069424, 1136263, 1429904, 1871492, 2272526, 3742984, 4545052, 7485968, 7953841, 9090104, 15907682, 18180208, 31815364, 63630728, 127261456]

約数ペア:

[(1, 127261456), (2, 63630728), (4, 31815364), (7, 18180208), (8, 15907682), (14, 9090104), (16, 7953841), (17, 7485968), (28, 4545052), (34, 3742984), (56, 2272526), (68, 1871492), (89, 1429904), (112, 1136263), (119, 1069424), (136, 935746), (178, 714952), (238, 534712), (272, 467873), (356, 357476), (476, 267356), (623, 204272), (712, 178738), (751, 169456), (952, 133678), (1246, 102136), (1424, 89369), (1502, 84728), (1513, 84112), (1904, 66839), (2492, 51068), (3004, 42364), (3026, 42056), (4984, 25534), (5257, 24208), (6008, 21182), (6052, 21028), (9968, 12767), (10514, 12104), (10591, 12016)]