18503160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{409}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 61992000

約数和(自身を除く): 43488840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 195, 232, 260, 290, 312, 348, 377, 390, 409, 435, 520, 580, 696, 754, 780, 818, 870, 1131, 1160, 1227, 1508, 1560, 1636, 1740, 1885, 2045, 2262, 2454, 3016, 3272, 3480, 3770, 4090, 4524, 4908, 5317, 5655, 6135, 7540, 8180, 9048, 9816, 10634, 11310, 11861, 12270, 15080, 15951, 16360, 21268, 22620, 23722, 24540, 26585, 31902, 35583, 42536, 45240, 47444, 49080, 53170, 59305, 63804, 71166, 79755, 94888, 106340, 118610, 127608, 142332, 154193, 159510, 177915, 212680, 237220, 284664, 308386, 319020, 355830, 462579, 474440, 616772, 638040, 711660, 770965, 925158, 1233544, 1423320, 1541930, 1850316, 2312895, 3083860, 3700632, 4625790, 6167720, 9251580, 18503160]

約数ペア:

[(1, 18503160), (2, 9251580), (3, 6167720), (4, 4625790), (5, 3700632), (6, 3083860), (8, 2312895), (10, 1850316), (12, 1541930), (13, 1423320), (15, 1233544), (20, 925158), (24, 770965), (26, 711660), (29, 638040), (30, 616772), (39, 474440), (40, 462579), (52, 355830), (58, 319020), (60, 308386), (65, 284664), (78, 237220), (87, 212680), (104, 177915), (116, 159510), (120, 154193), (130, 142332), (145, 127608), (156, 118610), (174, 106340), (195, 94888), (232, 79755), (260, 71166), (290, 63804), (312, 59305), (348, 53170), (377, 49080), (390, 47444), (409, 45240), (435, 42536), (520, 35583), (580, 31902), (696, 26585), (754, 24540), (780, 23722), (818, 22620), (870, 21268), (1131, 16360), (1160, 15951), (1227, 15080), (1508, 12270), (1560, 11861), (1636, 11310), (1740, 10634), (1885, 9816), (2045, 9048), (2262, 8180), (2454, 7540), (3016, 6135), (3272, 5655), (3480, 5317), (3770, 4908), (4090, 4524)]