7931340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:471

約数の個数: 72

約数和(自身を含む): 24307920

約数和(自身を除く): 16376580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 317, 417, 556, 634, 695, 834, 951, 1251, 1268, 1390, 1585, 1668, 1902, 2085, 2502, 2780, 2853, 3170, 3804, 4170, 4755, 5004, 5706, 6255, 6340, 8340, 9510, 11412, 12510, 14265, 19020, 25020, 28530, 44063, 57060, 88126, 132189, 176252, 220315, 264378, 396567, 440630, 528756, 660945, 793134, 881260, 1321890, 1586268, 1982835, 2643780, 3965670, 7931340]

約数ペア:

[(1, 7931340), (2, 3965670), (3, 2643780), (4, 1982835), (5, 1586268), (6, 1321890), (9, 881260), (10, 793134), (12, 660945), (15, 528756), (18, 440630), (20, 396567), (30, 264378), (36, 220315), (45, 176252), (60, 132189), (90, 88126), (139, 57060), (180, 44063), (278, 28530), (317, 25020), (417, 19020), (556, 14265), (634, 12510), (695, 11412), (834, 9510), (951, 8340), (1251, 6340), (1268, 6255), (1390, 5706), (1585, 5004), (1668, 4755), (1902, 4170), (2085, 3804), (2502, 3170), (2780, 2853)]