79689680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{701}}^1$

素因数の和:757

約数の個数: 120

約数和(自身を含む): 223278120

約数和(自身を除く): 143588440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 701, 784, 812, 980, 1015, 1160, 1402, 1421, 1624, 1960, 2030, 2320, 2804, 2842, 3248, 3505, 3920, 4060, 4907, 5608, 5684, 7010, 7105, 8120, 9814, 11216, 11368, 14020, 14210, 16240, 19628, 20329, 22736, 24535, 28040, 28420, 34349, 39256, 40658, 49070, 56080, 56840, 68698, 78512, 81316, 98140, 101645, 113680, 137396, 142303, 162632, 171745, 196280, 203290, 274792, 284606, 325264, 343490, 392560, 406580, 549584, 569212, 686980, 711515, 813160, 996121, 1138424, 1373960, 1423030, 1626320, 1992242, 2276848, 2747920, 2846060, 3984484, 4980605, 5692120, 7968968, 9961210, 11384240, 15937936, 19922420, 39844840, 79689680]

約数ペア:

[(1, 79689680), (2, 39844840), (4, 19922420), (5, 15937936), (7, 11384240), (8, 9961210), (10, 7968968), (14, 5692120), (16, 4980605), (20, 3984484), (28, 2846060), (29, 2747920), (35, 2276848), (40, 1992242), (49, 1626320), (56, 1423030), (58, 1373960), (70, 1138424), (80, 996121), (98, 813160), (112, 711515), (116, 686980), (140, 569212), (145, 549584), (196, 406580), (203, 392560), (232, 343490), (245, 325264), (280, 284606), (290, 274792), (392, 203290), (406, 196280), (464, 171745), (490, 162632), (560, 142303), (580, 137396), (701, 113680), (784, 101645), (812, 98140), (980, 81316), (1015, 78512), (1160, 68698), (1402, 56840), (1421, 56080), (1624, 49070), (1960, 40658), (2030, 39256), (2320, 34349), (2804, 28420), (2842, 28040), (3248, 24535), (3505, 22736), (3920, 20329), (4060, 19628), (4907, 16240), (5608, 14210), (5684, 14020), (7010, 11368), (7105, 11216), (8120, 9814)]