888915780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{114847}}^1$

素因数の和:114905

約数の個数: 72

約数和(自身を含む): 2759108352

約数和(自身を除く): 1870192572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3870, 7740, 114847, 229694, 344541, 459388, 574235, 689082, 1033623, 1148470, 1378164, 1722705, 2067246, 2296940, 3445410, 4134492, 4938421, 5168115, 6890820, 9876842, 10336230, 14815263, 19753684, 20672460, 24692105, 29630526, 44445789, 49384210, 59261052, 74076315, 88891578, 98768420, 148152630, 177783156, 222228945, 296305260, 444457890, 888915780]

約数ペア:

[(1, 888915780), (2, 444457890), (3, 296305260), (4, 222228945), (5, 177783156), (6, 148152630), (9, 98768420), (10, 88891578), (12, 74076315), (15, 59261052), (18, 49384210), (20, 44445789), (30, 29630526), (36, 24692105), (43, 20672460), (45, 19753684), (60, 14815263), (86, 10336230), (90, 9876842), (129, 6890820), (172, 5168115), (180, 4938421), (215, 4134492), (258, 3445410), (387, 2296940), (430, 2067246), (516, 1722705), (645, 1378164), (774, 1148470), (860, 1033623), (1290, 689082), (1548, 574235), (1935, 459388), (2580, 344541), (3870, 229694), (7740, 114847)]