2451540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:481

約数の個数: 96

約数和(自身を含む): 8467200

約数和(自身を除く): 6015660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 449, 455, 546, 780, 898, 910, 1092, 1347, 1365, 1796, 1820, 2245, 2694, 2730, 3143, 4490, 5388, 5460, 5837, 6286, 6735, 8980, 9429, 11674, 12572, 13470, 15715, 17511, 18858, 23348, 26940, 29185, 31430, 35022, 37716, 40859, 47145, 58370, 62860, 70044, 81718, 87555, 94290, 116740, 122577, 163436, 175110, 188580, 204295, 245154, 350220, 408590, 490308, 612885, 817180, 1225770, 2451540]

約数ペア:

[(1, 2451540), (2, 1225770), (3, 817180), (4, 612885), (5, 490308), (6, 408590), (7, 350220), (10, 245154), (12, 204295), (13, 188580), (14, 175110), (15, 163436), (20, 122577), (21, 116740), (26, 94290), (28, 87555), (30, 81718), (35, 70044), (39, 62860), (42, 58370), (52, 47145), (60, 40859), (65, 37716), (70, 35022), (78, 31430), (84, 29185), (91, 26940), (105, 23348), (130, 18858), (140, 17511), (156, 15715), (182, 13470), (195, 12572), (210, 11674), (260, 9429), (273, 8980), (364, 6735), (390, 6286), (420, 5837), (449, 5460), (455, 5388), (546, 4490), (780, 3143), (898, 2730), (910, 2694), (1092, 2245), (1347, 1820), (1365, 1796)]