158808760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{5387}}^1$

素因数の和:5476

約数の個数: 64

約数和(自身を含む): 395694720

約数和(自身を除く): 236885960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 670, 737, 1340, 1474, 2680, 2948, 3685, 5387, 5896, 7370, 10774, 14740, 21548, 26935, 29480, 43096, 53870, 59257, 107740, 118514, 215480, 237028, 296285, 360929, 474056, 592570, 721858, 1185140, 1443716, 1804645, 2370280, 2887432, 3609290, 3970219, 7218580, 7940438, 14437160, 15880876, 19851095, 31761752, 39702190, 79404380, 158808760]

約数ペア:

[(1, 158808760), (2, 79404380), (4, 39702190), (5, 31761752), (8, 19851095), (10, 15880876), (11, 14437160), (20, 7940438), (22, 7218580), (40, 3970219), (44, 3609290), (55, 2887432), (67, 2370280), (88, 1804645), (110, 1443716), (134, 1185140), (220, 721858), (268, 592570), (335, 474056), (440, 360929), (536, 296285), (670, 237028), (737, 215480), (1340, 118514), (1474, 107740), (2680, 59257), (2948, 53870), (3685, 43096), (5387, 29480), (5896, 26935), (7370, 21548), (10774, 14740)]