157075257080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1996381}}^1$

素因数の和:1996680

約数の個数: 64

約数和(自身を含む): 405345401280

約数和(自身を除く): 248270144200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 281, 562, 1124, 1405, 1967, 2248, 2810, 3934, 5620, 7868, 9835, 11240, 15736, 19670, 39340, 78680, 1996381, 3992762, 7985524, 9981905, 13974667, 15971048, 19963810, 27949334, 39927620, 55898668, 69873335, 79855240, 111797336, 139746670, 279493340, 558986680, 560983061, 1121966122, 2243932244, 2804915305, 3926881427, 4487864488, 5609830610, 7853762854, 11219661220, 15707525708, 19634407135, 22439322440, 31415051416, 39268814270, 78537628540, 157075257080]

約数ペア:

[(1, 157075257080), (2, 78537628540), (4, 39268814270), (5, 31415051416), (7, 22439322440), (8, 19634407135), (10, 15707525708), (14, 11219661220), (20, 7853762854), (28, 5609830610), (35, 4487864488), (40, 3926881427), (56, 2804915305), (70, 2243932244), (140, 1121966122), (280, 560983061), (281, 558986680), (562, 279493340), (1124, 139746670), (1405, 111797336), (1967, 79855240), (2248, 69873335), (2810, 55898668), (3934, 39927620), (5620, 27949334), (7868, 19963810), (9835, 15971048), (11240, 13974667), (15736, 9981905), (19670, 7985524), (39340, 3992762), (78680, 1996381)]