156717560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{230467}}^1$

素因数の和:230495

約数の個数: 32

約数和(自身を含む): 373358160

約数和(自身を除く): 216640600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 230467, 460934, 921868, 1152335, 1843736, 2304670, 3917939, 4609340, 7835878, 9218680, 15671756, 19589695, 31343512, 39179390, 78358780, 156717560]

約数ペア:

[(1, 156717560), (2, 78358780), (4, 39179390), (5, 31343512), (8, 19589695), (10, 15671756), (17, 9218680), (20, 7835878), (34, 4609340), (40, 3917939), (68, 2304670), (85, 1843736), (136, 1152335), (170, 921868), (340, 460934), (680, 230467)]