261008055560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{1385099}}^1$

素因数の和:1385790

約数の個数: 64

約数和(自身を含む): 672161328000

約数和(自身を除く): 411153272440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 673, 1346, 2692, 3365, 4711, 5384, 6730, 9422, 13460, 18844, 23555, 26920, 37688, 47110, 94220, 188440, 1385099, 2770198, 5540396, 6925495, 9695693, 11080792, 13850990, 19391386, 27701980, 38782772, 48478465, 55403960, 77565544, 96956930, 193913860, 387827720, 932171627, 1864343254, 3728686508, 4660858135, 6525201389, 7457373016, 9321716270, 13050402778, 18643432540, 26100805556, 32626006945, 37286865080, 52201611112, 65252013890, 130504027780, 261008055560]

約数ペア:

[(1, 261008055560), (2, 130504027780), (4, 65252013890), (5, 52201611112), (7, 37286865080), (8, 32626006945), (10, 26100805556), (14, 18643432540), (20, 13050402778), (28, 9321716270), (35, 7457373016), (40, 6525201389), (56, 4660858135), (70, 3728686508), (140, 1864343254), (280, 932171627), (673, 387827720), (1346, 193913860), (2692, 96956930), (3365, 77565544), (4711, 55403960), (5384, 48478465), (6730, 38782772), (9422, 27701980), (13460, 19391386), (18844, 13850990), (23555, 11080792), (26920, 9695693), (37688, 6925495), (47110, 5540396), (94220, 2770198), (188440, 1385099)]