135878680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{7243}}^1$

素因数の和:7328

約数の個数: 64

約数和(自身を含む): 354666240

約数和(自身を除く): 218787560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3752, 4690, 7243, 9380, 14486, 18760, 28972, 36215, 50701, 57944, 72430, 101402, 144860, 202804, 253505, 289720, 405608, 485281, 507010, 970562, 1014020, 1941124, 2028040, 2426405, 3396967, 3882248, 4852810, 6793934, 9705620, 13587868, 16984835, 19411240, 27175736, 33969670, 67939340, 135878680]

約数ペア:

[(1, 135878680), (2, 67939340), (4, 33969670), (5, 27175736), (7, 19411240), (8, 16984835), (10, 13587868), (14, 9705620), (20, 6793934), (28, 4852810), (35, 3882248), (40, 3396967), (56, 2426405), (67, 2028040), (70, 1941124), (134, 1014020), (140, 970562), (268, 507010), (280, 485281), (335, 405608), (469, 289720), (536, 253505), (670, 202804), (938, 144860), (1340, 101402), (1876, 72430), (2345, 57944), (2680, 50701), (3752, 36215), (4690, 28972), (7243, 18760), (9380, 14486)]