31313760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{733}}^1$

素因数の和:840

約数の個数: 96

約数和(自身を含む): 99882720

約数和(自身を除く): 68568960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 89, 96, 120, 160, 178, 240, 267, 356, 445, 480, 534, 712, 733, 890, 1068, 1335, 1424, 1466, 1780, 2136, 2199, 2670, 2848, 2932, 3560, 3665, 4272, 4398, 5340, 5864, 7120, 7330, 8544, 8796, 10680, 10995, 11728, 14240, 14660, 17592, 21360, 21990, 23456, 29320, 35184, 42720, 43980, 58640, 65237, 70368, 87960, 117280, 130474, 175920, 195711, 260948, 326185, 351840, 391422, 521896, 652370, 782844, 978555, 1043792, 1304740, 1565688, 1957110, 2087584, 2609480, 3131376, 3914220, 5218960, 6262752, 7828440, 10437920, 15656880, 31313760]

約数ペア:

[(1, 31313760), (2, 15656880), (3, 10437920), (4, 7828440), (5, 6262752), (6, 5218960), (8, 3914220), (10, 3131376), (12, 2609480), (15, 2087584), (16, 1957110), (20, 1565688), (24, 1304740), (30, 1043792), (32, 978555), (40, 782844), (48, 652370), (60, 521896), (80, 391422), (89, 351840), (96, 326185), (120, 260948), (160, 195711), (178, 175920), (240, 130474), (267, 117280), (356, 87960), (445, 70368), (480, 65237), (534, 58640), (712, 43980), (733, 42720), (890, 35184), (1068, 29320), (1335, 23456), (1424, 21990), (1466, 21360), (1780, 17592), (2136, 14660), (2199, 14240), (2670, 11728), (2848, 10995), (2932, 10680), (3560, 8796), (3665, 8544), (4272, 7330), (4398, 7120), (5340, 5864)]