31187760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4481}}^1$

素因数の和:4526

約数の個数: 80

約数和(自身を含む): 100038240

約数和(自身を除く): 68850480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3480, 4481, 6960, 8962, 13443, 17924, 22405, 26886, 35848, 44810, 53772, 67215, 71696, 89620, 107544, 129949, 134430, 179240, 215088, 259898, 268860, 358480, 389847, 519796, 537720, 649745, 779694, 1039592, 1075440, 1299490, 1559388, 1949235, 2079184, 2598980, 3118776, 3898470, 5197960, 6237552, 7796940, 10395920, 15593880, 31187760]

約数ペア:

[(1, 31187760), (2, 15593880), (3, 10395920), (4, 7796940), (5, 6237552), (6, 5197960), (8, 3898470), (10, 3118776), (12, 2598980), (15, 2079184), (16, 1949235), (20, 1559388), (24, 1299490), (29, 1075440), (30, 1039592), (40, 779694), (48, 649745), (58, 537720), (60, 519796), (80, 389847), (87, 358480), (116, 268860), (120, 259898), (145, 215088), (174, 179240), (232, 134430), (240, 129949), (290, 107544), (348, 89620), (435, 71696), (464, 67215), (580, 53772), (696, 44810), (870, 35848), (1160, 26886), (1392, 22405), (1740, 17924), (2320, 13443), (3480, 8962), (4481, 6960)]