287512960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2213}}^1$

素因数の和:2268

約数の個数: 128

約数和(自身を含む): 812980800

約数和(自身を除く): 525467840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 64, 70, 80, 112, 116, 128, 140, 145, 160, 203, 224, 232, 280, 290, 320, 406, 448, 464, 560, 580, 640, 812, 896, 928, 1015, 1120, 1160, 1624, 1856, 2030, 2213, 2240, 2320, 3248, 3712, 4060, 4426, 4480, 4640, 6496, 8120, 8852, 9280, 11065, 12992, 15491, 16240, 17704, 18560, 22130, 25984, 30982, 32480, 35408, 44260, 61964, 64177, 64960, 70816, 77455, 88520, 123928, 128354, 129920, 141632, 154910, 177040, 247856, 256708, 283264, 309820, 320885, 354080, 449239, 495712, 513416, 619640, 641770, 708160, 898478, 991424, 1026832, 1239280, 1283540, 1416320, 1796956, 1982848, 2053664, 2246195, 2478560, 2567080, 3593912, 4107328, 4492390, 4957120, 5134160, 7187824, 8214656, 8984780, 9914240, 10268320, 14375648, 17969560, 20536640, 28751296, 35939120, 41073280, 57502592, 71878240, 143756480, 287512960]

約数ペア:

[(1, 287512960), (2, 143756480), (4, 71878240), (5, 57502592), (7, 41073280), (8, 35939120), (10, 28751296), (14, 20536640), (16, 17969560), (20, 14375648), (28, 10268320), (29, 9914240), (32, 8984780), (35, 8214656), (40, 7187824), (56, 5134160), (58, 4957120), (64, 4492390), (70, 4107328), (80, 3593912), (112, 2567080), (116, 2478560), (128, 2246195), (140, 2053664), (145, 1982848), (160, 1796956), (203, 1416320), (224, 1283540), (232, 1239280), (280, 1026832), (290, 991424), (320, 898478), (406, 708160), (448, 641770), (464, 619640), (560, 513416), (580, 495712), (640, 449239), (812, 354080), (896, 320885), (928, 309820), (1015, 283264), (1120, 256708), (1160, 247856), (1624, 177040), (1856, 154910), (2030, 141632), (2213, 129920), (2240, 128354), (2320, 123928), (3248, 88520), (3712, 77455), (4060, 70816), (4426, 64960), (4480, 64177), (4640, 61964), (6496, 44260), (8120, 35408), (8852, 32480), (9280, 30982), (11065, 25984), (12992, 22130), (15491, 18560), (16240, 17704)]