18701520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2687}}^1$

素因数の和:2732

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 41294640

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, 2687, 3480, 5374, 6960, 8061, 10748, 13435, 16122, 21496, 26870, 32244, 40305, 42992, 53740, 64488, 77923, 80610, 107480, 128976, 155846, 161220, 214960, 233769, 311692, 322440, 389615, 467538, 623384, 644880, 779230, 935076, 1168845, 1246768, 1558460, 1870152, 2337690, 3116920, 3740304, 4675380, 6233840, 9350760, 18701520]

約数ペア:

[(1, 18701520), (2, 9350760), (3, 6233840), (4, 4675380), (5, 3740304), (6, 3116920), (8, 2337690), (10, 1870152), (12, 1558460), (15, 1246768), (16, 1168845), (20, 935076), (24, 779230), (29, 644880), (30, 623384), (40, 467538), (48, 389615), (58, 322440), (60, 311692), (80, 233769), (87, 214960), (116, 161220), (120, 155846), (145, 128976), (174, 107480), (232, 80610), (240, 77923), (290, 64488), (348, 53740), (435, 42992), (464, 40305), (580, 32244), (696, 26870), (870, 21496), (1160, 16122), (1392, 13435), (1740, 10748), (2320, 8061), (2687, 6960), (3480, 5374)]