42720120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2239}}^1$

素因数の和:2309

約数の個数: 96

約数和(自身を含む): 141523200

約数和(自身を除く): 98803080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 53, 60, 72, 90, 106, 120, 159, 180, 212, 265, 318, 360, 424, 477, 530, 636, 795, 954, 1060, 1272, 1590, 1908, 2120, 2239, 2385, 3180, 3816, 4478, 4770, 6360, 6717, 8956, 9540, 11195, 13434, 17912, 19080, 20151, 22390, 26868, 33585, 40302, 44780, 53736, 67170, 80604, 89560, 100755, 118667, 134340, 161208, 201510, 237334, 268680, 356001, 403020, 474668, 593335, 712002, 806040, 949336, 1068003, 1186670, 1424004, 1780005, 2136006, 2373340, 2848008, 3560010, 4272012, 4746680, 5340015, 7120020, 8544024, 10680030, 14240040, 21360060, 42720120]

約数ペア:

[(1, 42720120), (2, 21360060), (3, 14240040), (4, 10680030), (5, 8544024), (6, 7120020), (8, 5340015), (9, 4746680), (10, 4272012), (12, 3560010), (15, 2848008), (18, 2373340), (20, 2136006), (24, 1780005), (30, 1424004), (36, 1186670), (40, 1068003), (45, 949336), (53, 806040), (60, 712002), (72, 593335), (90, 474668), (106, 403020), (120, 356001), (159, 268680), (180, 237334), (212, 201510), (265, 161208), (318, 134340), (360, 118667), (424, 100755), (477, 89560), (530, 80604), (636, 67170), (795, 53736), (954, 44780), (1060, 40302), (1272, 33585), (1590, 26868), (1908, 22390), (2120, 20151), (2239, 19080), (2385, 17912), (3180, 13434), (3816, 11195), (4478, 9540), (4770, 8956), (6360, 6717)]