64723920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{269683}}^1$

素因数の和:269699

約数の個数: 40

約数和(自身を含む): 200644896

約数和(自身を除く): 135920976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 269683, 539366, 809049, 1078732, 1348415, 1618098, 2157464, 2696830, 3236196, 4045245, 4314928, 5393660, 6472392, 8090490, 10787320, 12944784, 16180980, 21574640, 32361960, 64723920]

約数ペア:

[(1, 64723920), (2, 32361960), (3, 21574640), (4, 16180980), (5, 12944784), (6, 10787320), (8, 8090490), (10, 6472392), (12, 5393660), (15, 4314928), (16, 4045245), (20, 3236196), (24, 2696830), (30, 2157464), (40, 1618098), (48, 1348415), (60, 1078732), (80, 809049), (120, 539366), (240, 269683)]