170781440

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5801}}^1$

素因数の和:5845

約数の個数: 72

約数和(自身を含む): 426934368

約数和(自身を除く): 256152928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5801, 5888, 7360, 11602, 14720, 23204, 29005, 29440, 46408, 58010, 92816, 116020, 133423, 185632, 232040, 266846, 371264, 464080, 533692, 667115, 742528, 928160, 1067384, 1334230, 1485056, 1856320, 2134768, 2668460, 3712640, 4269536, 5336920, 7425280, 8539072, 10673840, 17078144, 21347680, 34156288, 42695360, 85390720, 170781440]

約数ペア:

[(1, 170781440), (2, 85390720), (4, 42695360), (5, 34156288), (8, 21347680), (10, 17078144), (16, 10673840), (20, 8539072), (23, 7425280), (32, 5336920), (40, 4269536), (46, 3712640), (64, 2668460), (80, 2134768), (92, 1856320), (115, 1485056), (128, 1334230), (160, 1067384), (184, 928160), (230, 742528), (256, 667115), (320, 533692), (368, 464080), (460, 371264), (640, 266846), (736, 232040), (920, 185632), (1280, 133423), (1472, 116020), (1840, 92816), (2944, 58010), (3680, 46408), (5801, 29440), (5888, 29005), (7360, 23204), (11602, 14720)]