3978180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 12700800

約数和(自身を除く): 8722620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 53, 54, 60, 90, 106, 108, 135, 139, 159, 180, 212, 265, 270, 278, 318, 417, 477, 530, 540, 556, 636, 695, 795, 834, 954, 1060, 1251, 1390, 1431, 1590, 1668, 1908, 2085, 2385, 2502, 2780, 2862, 3180, 3753, 4170, 4770, 5004, 5724, 6255, 7155, 7367, 7506, 8340, 9540, 12510, 14310, 14734, 15012, 18765, 22101, 25020, 28620, 29468, 36835, 37530, 44202, 66303, 73670, 75060, 88404, 110505, 132606, 147340, 198909, 221010, 265212, 331515, 397818, 442020, 663030, 795636, 994545, 1326060, 1989090, 3978180]

約数ペア:

[(1, 3978180), (2, 1989090), (3, 1326060), (4, 994545), (5, 795636), (6, 663030), (9, 442020), (10, 397818), (12, 331515), (15, 265212), (18, 221010), (20, 198909), (27, 147340), (30, 132606), (36, 110505), (45, 88404), (53, 75060), (54, 73670), (60, 66303), (90, 44202), (106, 37530), (108, 36835), (135, 29468), (139, 28620), (159, 25020), (180, 22101), (212, 18765), (265, 15012), (270, 14734), (278, 14310), (318, 12510), (417, 9540), (477, 8340), (530, 7506), (540, 7367), (556, 7155), (636, 6255), (695, 5724), (795, 5004), (834, 4770), (954, 4170), (1060, 3753), (1251, 3180), (1390, 2862), (1431, 2780), (1590, 2502), (1668, 2385), (1908, 2085)]