144865684640

素因数分解:

$2^5\times 5^1\times {\mathrm{16249}}^1\times {\mathrm{55721}}^1$

素因数の和:71985

約数の個数: 48

約数和(自身を含む): 342272385000

約数和(自身を除く): 197406700360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 16249, 32498, 55721, 64996, 81245, 111442, 129992, 162490, 222884, 259984, 278605, 324980, 445768, 519968, 557210, 649960, 891536, 1114420, 1299920, 1783072, 2228840, 2599840, 4457680, 8915360, 905410529, 1810821058, 3621642116, 4527052645, 7243284232, 9054105290, 14486568464, 18108210580, 28973136928, 36216421160, 72432842320, 144865684640]

約数ペア:

[(1, 144865684640), (2, 72432842320), (4, 36216421160), (5, 28973136928), (8, 18108210580), (10, 14486568464), (16, 9054105290), (20, 7243284232), (32, 4527052645), (40, 3621642116), (80, 1810821058), (160, 905410529), (16249, 8915360), (32498, 4457680), (55721, 2599840), (64996, 2228840), (81245, 1783072), (111442, 1299920), (129992, 1114420), (162490, 891536), (222884, 649960), (259984, 557210), (278605, 519968), (324980, 445768)]