156715180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{4079}}^1$

素因数の和:4218

約数の個数: 48

約数和(自身を含む): 351630720

約数和(自身を除く): 194915540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 113, 170, 226, 340, 452, 565, 1130, 1921, 2260, 3842, 4079, 7684, 8158, 9605, 16316, 19210, 20395, 38420, 40790, 69343, 81580, 138686, 277372, 346715, 460927, 693430, 921854, 1386860, 1843708, 2304635, 4609270, 7835759, 9218540, 15671518, 31343036, 39178795, 78357590, 156715180]

約数ペア:

[(1, 156715180), (2, 78357590), (4, 39178795), (5, 31343036), (10, 15671518), (17, 9218540), (20, 7835759), (34, 4609270), (68, 2304635), (85, 1843708), (113, 1386860), (170, 921854), (226, 693430), (340, 460927), (452, 346715), (565, 277372), (1130, 138686), (1921, 81580), (2260, 69343), (3842, 40790), (4079, 38420), (7684, 20395), (8158, 19210), (9605, 16316)]