681958680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{437153}}^1$

素因数の和:437180

約数の個数: 64

約数和(自身を含む): 2203256160

約数和(自身を除く): 1521297480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 437153, 874306, 1311459, 1748612, 2185765, 2622918, 3497224, 4371530, 5245836, 5682989, 6557295, 8743060, 10491672, 11365978, 13114590, 17048967, 17486120, 22731956, 26229180, 28414945, 34097934, 45463912, 52458360, 56829890, 68195868, 85244835, 113659780, 136391736, 170489670, 227319560, 340979340, 681958680]

約数ペア:

[(1, 681958680), (2, 340979340), (3, 227319560), (4, 170489670), (5, 136391736), (6, 113659780), (8, 85244835), (10, 68195868), (12, 56829890), (13, 52458360), (15, 45463912), (20, 34097934), (24, 28414945), (26, 26229180), (30, 22731956), (39, 17486120), (40, 17048967), (52, 13114590), (60, 11365978), (65, 10491672), (78, 8743060), (104, 6557295), (120, 5682989), (130, 5245836), (156, 4371530), (195, 3497224), (260, 2622918), (312, 2185765), (390, 1748612), (520, 1311459), (780, 874306), (1560, 437153)]