40506516

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 106089984

約数和(自身を除く): 65583468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 137, 172, 191, 258, 274, 382, 387, 411, 516, 548, 573, 764, 774, 822, 1146, 1233, 1548, 1644, 1719, 2292, 2466, 3438, 4932, 5891, 6876, 8213, 11782, 16426, 17673, 23564, 24639, 26167, 32852, 35346, 49278, 52334, 53019, 70692, 73917, 78501, 98556, 104668, 106038, 147834, 157002, 212076, 235503, 295668, 314004, 471006, 942012, 1125181, 2250362, 3375543, 4500724, 6751086, 10126629, 13502172, 20253258, 40506516]

約数ペア:

[(1, 40506516), (2, 20253258), (3, 13502172), (4, 10126629), (6, 6751086), (9, 4500724), (12, 3375543), (18, 2250362), (36, 1125181), (43, 942012), (86, 471006), (129, 314004), (137, 295668), (172, 235503), (191, 212076), (258, 157002), (274, 147834), (382, 106038), (387, 104668), (411, 98556), (516, 78501), (548, 73917), (573, 70692), (764, 53019), (774, 52334), (822, 49278), (1146, 35346), (1233, 32852), (1548, 26167), (1644, 24639), (1719, 23564), (2292, 17673), (2466, 16426), (3438, 11782), (4932, 8213), (5891, 6876)]