31133640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{647}}^1$

素因数の和:1062

約数の個数: 64

約数和(自身を含む): 93778560

約数和(自身を除く): 62644920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 401, 647, 802, 1203, 1294, 1604, 1941, 2005, 2406, 2588, 3208, 3235, 3882, 4010, 4812, 5176, 6015, 6470, 7764, 8020, 9624, 9705, 12030, 12940, 15528, 16040, 19410, 24060, 25880, 38820, 48120, 77640, 259447, 518894, 778341, 1037788, 1297235, 1556682, 2075576, 2594470, 3113364, 3891705, 5188940, 6226728, 7783410, 10377880, 15566820, 31133640]

約数ペア:

[(1, 31133640), (2, 15566820), (3, 10377880), (4, 7783410), (5, 6226728), (6, 5188940), (8, 3891705), (10, 3113364), (12, 2594470), (15, 2075576), (20, 1556682), (24, 1297235), (30, 1037788), (40, 778341), (60, 518894), (120, 259447), (401, 77640), (647, 48120), (802, 38820), (1203, 25880), (1294, 24060), (1604, 19410), (1941, 16040), (2005, 15528), (2406, 12940), (2588, 12030), (3208, 9705), (3235, 9624), (3882, 8020), (4010, 7764), (4812, 6470), (5176, 6015)]