155811270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:981

約数の個数: 64

約数和(自身を含む): 388177920

約数和(自身を除く): 232366650

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 239, 310, 465, 478, 701, 717, 930, 1195, 1402, 1434, 2103, 2390, 3505, 3585, 4206, 7010, 7170, 7409, 10515, 14818, 21030, 21731, 22227, 37045, 43462, 44454, 65193, 74090, 108655, 111135, 130386, 167539, 217310, 222270, 325965, 335078, 502617, 651930, 837695, 1005234, 1675390, 2513085, 5026170, 5193709, 10387418, 15581127, 25968545, 31162254, 51937090, 77905635, 155811270]

約数ペア:

[(1, 155811270), (2, 77905635), (3, 51937090), (5, 31162254), (6, 25968545), (10, 15581127), (15, 10387418), (30, 5193709), (31, 5026170), (62, 2513085), (93, 1675390), (155, 1005234), (186, 837695), (239, 651930), (310, 502617), (465, 335078), (478, 325965), (701, 222270), (717, 217310), (930, 167539), (1195, 130386), (1402, 111135), (1434, 108655), (2103, 74090), (2390, 65193), (3505, 44454), (3585, 43462), (4206, 37045), (7010, 22227), (7170, 21731), (7409, 21030), (10515, 14818)]