315026960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2153}}^1$

素因数の和:2256

約数の個数: 80

約数和(自身を含む): 769236480

約数和(自身を除く): 454209520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 59, 62, 80, 118, 124, 155, 236, 248, 295, 310, 472, 496, 590, 620, 944, 1180, 1240, 1829, 2153, 2360, 2480, 3658, 4306, 4720, 7316, 8612, 9145, 10765, 14632, 17224, 18290, 21530, 29264, 34448, 36580, 43060, 66743, 73160, 86120, 127027, 133486, 146320, 172240, 254054, 266972, 333715, 508108, 533944, 635135, 667430, 1016216, 1067888, 1270270, 1334860, 2032432, 2540540, 2669720, 3937837, 5081080, 5339440, 7875674, 10162160, 15751348, 19689185, 31502696, 39378370, 63005392, 78756740, 157513480, 315026960]

約数ペア:

[(1, 315026960), (2, 157513480), (4, 78756740), (5, 63005392), (8, 39378370), (10, 31502696), (16, 19689185), (20, 15751348), (31, 10162160), (40, 7875674), (59, 5339440), (62, 5081080), (80, 3937837), (118, 2669720), (124, 2540540), (155, 2032432), (236, 1334860), (248, 1270270), (295, 1067888), (310, 1016216), (472, 667430), (496, 635135), (590, 533944), (620, 508108), (944, 333715), (1180, 266972), (1240, 254054), (1829, 172240), (2153, 146320), (2360, 133486), (2480, 127027), (3658, 86120), (4306, 73160), (4720, 66743), (7316, 43060), (8612, 36580), (9145, 34448), (10765, 29264), (14632, 21530), (17224, 18290)]