78972120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4139}}^1$

素因数の和:4209

約数の個数: 96

約数和(自身を含む): 261565200

約数和(自身を除く): 182593080

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, 2385, 3180, 3816, 4139, 4770, 6360, 8278, 9540, 12417, 16556, 19080, 20695, 24834, 33112, 37251, 41390, 49668, 62085, 74502, 82780, 99336, 124170, 149004, 165560, 186255, 219367, 248340, 298008, 372510, 438734, 496680, 658101, 745020, 877468, 1096835, 1316202, 1490040, 1754936, 1974303, 2193670, 2632404, 3290505, 3948606, 4387340, 5264808, 6581010, 7897212, 8774680, 9871515, 13162020, 15794424, 19743030, 26324040, 39486060, 78972120]

約数ペア:

[(1, 78972120), (2, 39486060), (3, 26324040), (4, 19743030), (5, 15794424), (6, 13162020), (8, 9871515), (9, 8774680), (10, 7897212), (12, 6581010), (15, 5264808), (18, 4387340), (20, 3948606), (24, 3290505), (30, 2632404), (36, 2193670), (40, 1974303), (45, 1754936), (53, 1490040), (60, 1316202), (72, 1096835), (90, 877468), (106, 745020), (120, 658101), (159, 496680), (180, 438734), (212, 372510), (265, 298008), (318, 248340), (360, 219367), (424, 186255), (477, 165560), (530, 149004), (636, 124170), (795, 99336), (954, 82780), (1060, 74502), (1272, 62085), (1590, 49668), (1908, 41390), (2120, 37251), (2385, 33112), (3180, 24834), (3816, 20695), (4139, 19080), (4770, 16556), (6360, 12417), (8278, 9540)]