31657740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{757}}^1$

素因数の和:827

約数の個数: 96

約数和(自身を含む): 96272064

約数和(自身を除く): 64614324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 41, 51, 60, 68, 82, 85, 102, 123, 164, 170, 204, 205, 246, 255, 340, 410, 492, 510, 615, 697, 757, 820, 1020, 1230, 1394, 1514, 2091, 2271, 2460, 2788, 3028, 3485, 3785, 4182, 4542, 6970, 7570, 8364, 9084, 10455, 11355, 12869, 13940, 15140, 20910, 22710, 25738, 31037, 38607, 41820, 45420, 51476, 62074, 64345, 77214, 93111, 124148, 128690, 154428, 155185, 186222, 193035, 257380, 310370, 372444, 386070, 465555, 527629, 620740, 772140, 931110, 1055258, 1582887, 1862220, 2110516, 2638145, 3165774, 5276290, 6331548, 7914435, 10552580, 15828870, 31657740]

約数ペア:

[(1, 31657740), (2, 15828870), (3, 10552580), (4, 7914435), (5, 6331548), (6, 5276290), (10, 3165774), (12, 2638145), (15, 2110516), (17, 1862220), (20, 1582887), (30, 1055258), (34, 931110), (41, 772140), (51, 620740), (60, 527629), (68, 465555), (82, 386070), (85, 372444), (102, 310370), (123, 257380), (164, 193035), (170, 186222), (204, 155185), (205, 154428), (246, 128690), (255, 124148), (340, 93111), (410, 77214), (492, 64345), (510, 62074), (615, 51476), (697, 45420), (757, 41820), (820, 38607), (1020, 31037), (1230, 25738), (1394, 22710), (1514, 20910), (2091, 15140), (2271, 13940), (2460, 12869), (2788, 11355), (3028, 10455), (3485, 9084), (3785, 8364), (4182, 7570), (4542, 6970)]