319906680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{156817}}^1$

素因数の和:156848

約数の個数: 64

約数和(自身を含む): 1016180640

約数和(自身を除く): 696273960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 156817, 313634, 470451, 627268, 784085, 940902, 1254536, 1568170, 1881804, 2352255, 2665889, 3136340, 3763608, 4704510, 5331778, 6272680, 7997667, 9409020, 10663556, 13329445, 15995334, 18818040, 21327112, 26658890, 31990668, 39988335, 53317780, 63981336, 79976670, 106635560, 159953340, 319906680]

約数ペア:

[(1, 319906680), (2, 159953340), (3, 106635560), (4, 79976670), (5, 63981336), (6, 53317780), (8, 39988335), (10, 31990668), (12, 26658890), (15, 21327112), (17, 18818040), (20, 15995334), (24, 13329445), (30, 10663556), (34, 9409020), (40, 7997667), (51, 6272680), (60, 5331778), (68, 4704510), (85, 3763608), (102, 3136340), (120, 2665889), (136, 2352255), (170, 1881804), (204, 1568170), (255, 1254536), (340, 940902), (408, 784085), (510, 627268), (680, 470451), (1020, 313634), (2040, 156817)]