73397560

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 170755200

約数和(自身を除く): 97357640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 139, 172, 215, 278, 307, 344, 430, 556, 614, 695, 860, 1112, 1228, 1390, 1535, 1720, 2456, 2780, 3070, 5560, 5977, 6140, 11954, 12280, 13201, 23908, 26402, 29885, 42673, 47816, 52804, 59770, 66005, 85346, 105608, 119540, 132010, 170692, 213365, 239080, 264020, 341384, 426730, 528040, 853460, 1706920, 1834939, 3669878, 7339756, 9174695, 14679512, 18349390, 36698780, 73397560]

約数ペア:

[(1, 73397560), (2, 36698780), (4, 18349390), (5, 14679512), (8, 9174695), (10, 7339756), (20, 3669878), (40, 1834939), (43, 1706920), (86, 853460), (139, 528040), (172, 426730), (215, 341384), (278, 264020), (307, 239080), (344, 213365), (430, 170692), (556, 132010), (614, 119540), (695, 105608), (860, 85346), (1112, 66005), (1228, 59770), (1390, 52804), (1535, 47816), (1720, 42673), (2456, 29885), (2780, 26402), (3070, 23908), (5560, 13201), (5977, 12280), (6140, 11954)]