155406960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{215843}}^1$

素因数の和:215862

約数の個数: 60

約数和(自身を含む): 521910792

約数和(自身を除く): 366503832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 215843, 431686, 647529, 863372, 1079215, 1295058, 1726744, 1942587, 2158430, 2590116, 3237645, 3453488, 3885174, 4316860, 5180232, 6475290, 7770348, 8633720, 9712935, 10360464, 12950580, 15540696, 17267440, 19425870, 25901160, 31081392, 38851740, 51802320, 77703480, 155406960]

約数ペア:

[(1, 155406960), (2, 77703480), (3, 51802320), (4, 38851740), (5, 31081392), (6, 25901160), (8, 19425870), (9, 17267440), (10, 15540696), (12, 12950580), (15, 10360464), (16, 9712935), (18, 8633720), (20, 7770348), (24, 6475290), (30, 5180232), (36, 4316860), (40, 3885174), (45, 3453488), (48, 3237645), (60, 2590116), (72, 2158430), (80, 1942587), (90, 1726744), (120, 1295058), (144, 1079215), (180, 863372), (240, 647529), (360, 431686), (720, 215843)]