155118320

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{5653}}^1$

素因数の和:5687

約数の個数: 80

約数和(自身を含む): 420657600

約数和(自身を除く): 265539280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 5653, 6860, 11306, 13720, 22612, 27440, 28265, 39571, 45224, 56530, 79142, 90448, 113060, 158284, 197855, 226120, 276997, 316568, 395710, 452240, 553994, 633136, 791420, 1107988, 1384985, 1582840, 1938979, 2215976, 2769970, 3165680, 3877958, 4431952, 5539940, 7755916, 9694895, 11079880, 15511832, 19389790, 22159760, 31023664, 38779580, 77559160, 155118320]

約数ペア:

[(1, 155118320), (2, 77559160), (4, 38779580), (5, 31023664), (7, 22159760), (8, 19389790), (10, 15511832), (14, 11079880), (16, 9694895), (20, 7755916), (28, 5539940), (35, 4431952), (40, 3877958), (49, 3165680), (56, 2769970), (70, 2215976), (80, 1938979), (98, 1582840), (112, 1384985), (140, 1107988), (196, 791420), (245, 633136), (280, 553994), (343, 452240), (392, 395710), (490, 316568), (560, 276997), (686, 226120), (784, 197855), (980, 158284), (1372, 113060), (1715, 90448), (1960, 79142), (2744, 56530), (3430, 45224), (3920, 39571), (5488, 28265), (5653, 27440), (6860, 22612), (11306, 13720)]