156915540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1747}}^1$

素因数の和:2261

約数の個数: 72

約数和(自身を含む): 477204000

約数和(自身を除く): 320288460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 499, 998, 1497, 1747, 1996, 2495, 2994, 3494, 4491, 4990, 5241, 5988, 6988, 7485, 8735, 8982, 9980, 10482, 14970, 15723, 17470, 17964, 20964, 22455, 26205, 29940, 31446, 34940, 44910, 52410, 62892, 78615, 89820, 104820, 157230, 314460, 871753, 1743506, 2615259, 3487012, 4358765, 5230518, 7845777, 8717530, 10461036, 13076295, 15691554, 17435060, 26152590, 31383108, 39228885, 52305180, 78457770, 156915540]

約数ペア:

[(1, 156915540), (2, 78457770), (3, 52305180), (4, 39228885), (5, 31383108), (6, 26152590), (9, 17435060), (10, 15691554), (12, 13076295), (15, 10461036), (18, 8717530), (20, 7845777), (30, 5230518), (36, 4358765), (45, 3487012), (60, 2615259), (90, 1743506), (180, 871753), (499, 314460), (998, 157230), (1497, 104820), (1747, 89820), (1996, 78615), (2495, 62892), (2994, 52410), (3494, 44910), (4491, 34940), (4990, 31446), (5241, 29940), (5988, 26205), (6988, 22455), (7485, 20964), (8735, 17964), (8982, 17470), (9980, 15723), (10482, 14970)]