678703590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{9781}}^1$

素因数の和:10054

約数の個数: 64

約数和(自身を含む): 1817104320

約数和(自身を除く): 1138400730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 257, 270, 514, 771, 1285, 1542, 2313, 2570, 3855, 4626, 6939, 7710, 9781, 11565, 13878, 19562, 23130, 29343, 34695, 48905, 58686, 69390, 88029, 97810, 146715, 176058, 264087, 293430, 440145, 528174, 880290, 1320435, 2513717, 2640870, 5027434, 7541151, 12568585, 15082302, 22623453, 25137170, 37705755, 45246906, 67870359, 75411510, 113117265, 135740718, 226234530, 339351795, 678703590]

約数ペア:

[(1, 678703590), (2, 339351795), (3, 226234530), (5, 135740718), (6, 113117265), (9, 75411510), (10, 67870359), (15, 45246906), (18, 37705755), (27, 25137170), (30, 22623453), (45, 15082302), (54, 12568585), (90, 7541151), (135, 5027434), (257, 2640870), (270, 2513717), (514, 1320435), (771, 880290), (1285, 528174), (1542, 440145), (2313, 293430), (2570, 264087), (3855, 176058), (4626, 146715), (6939, 97810), (7710, 88029), (9781, 69390), (11565, 58686), (13878, 48905), (19562, 34695), (23130, 29343)]