420717180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{10177}}^1$

素因数の和:10255

約数の個数: 96

約数和(自身を含む): 1292687424

約数和(自身を除く): 871970244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 689, 780, 795, 1060, 1378, 1590, 2067, 2756, 3180, 3445, 4134, 6890, 8268, 10177, 10335, 13780, 20354, 20670, 30531, 40708, 41340, 50885, 61062, 101770, 122124, 132301, 152655, 203540, 264602, 305310, 396903, 529204, 539381, 610620, 661505, 793806, 1078762, 1323010, 1587612, 1618143, 1984515, 2157524, 2646020, 2696905, 3236286, 3969030, 5393810, 6472572, 7011953, 7938060, 8090715, 10787620, 14023906, 16181430, 21035859, 28047812, 32362860, 35059765, 42071718, 70119530, 84143436, 105179295, 140239060, 210358590, 420717180]

約数ペア:

[(1, 420717180), (2, 210358590), (3, 140239060), (4, 105179295), (5, 84143436), (6, 70119530), (10, 42071718), (12, 35059765), (13, 32362860), (15, 28047812), (20, 21035859), (26, 16181430), (30, 14023906), (39, 10787620), (52, 8090715), (53, 7938060), (60, 7011953), (65, 6472572), (78, 5393810), (106, 3969030), (130, 3236286), (156, 2696905), (159, 2646020), (195, 2157524), (212, 1984515), (260, 1618143), (265, 1587612), (318, 1323010), (390, 1078762), (530, 793806), (636, 661505), (689, 610620), (780, 539381), (795, 529204), (1060, 396903), (1378, 305310), (1590, 264602), (2067, 203540), (2756, 152655), (3180, 132301), (3445, 122124), (4134, 101770), (6890, 61062), (8268, 50885), (10177, 41340), (10335, 40708), (13780, 30531), (20354, 20670)]