18348240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{859}}^1$

素因数の和:964

約数の個数: 80

約数和(自身を含む): 57585600

約数和(自身を除く): 39237360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 859, 890, 1068, 1335, 1424, 1718, 1780, 2136, 2577, 2670, 3436, 3560, 4272, 4295, 5154, 5340, 6872, 7120, 8590, 10308, 10680, 12885, 13744, 17180, 20616, 21360, 25770, 34360, 41232, 51540, 68720, 76451, 103080, 152902, 206160, 229353, 305804, 382255, 458706, 611608, 764510, 917412, 1146765, 1223216, 1529020, 1834824, 2293530, 3058040, 3669648, 4587060, 6116080, 9174120, 18348240]

約数ペア:

[(1, 18348240), (2, 9174120), (3, 6116080), (4, 4587060), (5, 3669648), (6, 3058040), (8, 2293530), (10, 1834824), (12, 1529020), (15, 1223216), (16, 1146765), (20, 917412), (24, 764510), (30, 611608), (40, 458706), (48, 382255), (60, 305804), (80, 229353), (89, 206160), (120, 152902), (178, 103080), (240, 76451), (267, 68720), (356, 51540), (445, 41232), (534, 34360), (712, 25770), (859, 21360), (890, 20616), (1068, 17180), (1335, 13744), (1424, 12885), (1718, 10680), (1780, 10308), (2136, 8590), (2577, 7120), (2670, 6872), (3436, 5340), (3560, 5154), (4272, 4295)]