290646960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71237}}^1$

素因数の和:71270

約数の個数: 80

約数和(自身を含む): 954019296

約数和(自身を除く): 663372336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 71237, 142474, 213711, 284948, 356185, 427422, 569896, 712370, 854844, 1068555, 1139792, 1211029, 1424740, 1709688, 2137110, 2422058, 2849480, 3419376, 3633087, 4274220, 4844116, 5698960, 6055145, 7266174, 8548440, 9688232, 12110290, 14532348, 17096880, 18165435, 19376464, 24220580, 29064696, 36330870, 48441160, 58129392, 72661740, 96882320, 145323480, 290646960]

約数ペア:

[(1, 290646960), (2, 145323480), (3, 96882320), (4, 72661740), (5, 58129392), (6, 48441160), (8, 36330870), (10, 29064696), (12, 24220580), (15, 19376464), (16, 18165435), (17, 17096880), (20, 14532348), (24, 12110290), (30, 9688232), (34, 8548440), (40, 7266174), (48, 6055145), (51, 5698960), (60, 4844116), (68, 4274220), (80, 3633087), (85, 3419376), (102, 2849480), (120, 2422058), (136, 2137110), (170, 1709688), (204, 1424740), (240, 1211029), (255, 1139792), (272, 1068555), (340, 854844), (408, 712370), (510, 569896), (680, 427422), (816, 356185), (1020, 284948), (1360, 213711), (2040, 142474), (4080, 71237)]