6699990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 17832960

約数和(自身を除く): 11132970

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 79, 110, 158, 165, 237, 257, 330, 395, 474, 514, 771, 790, 869, 1185, 1285, 1542, 1738, 2370, 2570, 2607, 2827, 3855, 4345, 5214, 5654, 7710, 8481, 8690, 13035, 14135, 16962, 20303, 26070, 28270, 40606, 42405, 60909, 84810, 101515, 121818, 203030, 223333, 304545, 446666, 609090, 669999, 1116665, 1339998, 2233330, 3349995, 6699990]

約数ペア:

[(1, 6699990), (2, 3349995), (3, 2233330), (5, 1339998), (6, 1116665), (10, 669999), (11, 609090), (15, 446666), (22, 304545), (30, 223333), (33, 203030), (55, 121818), (66, 101515), (79, 84810), (110, 60909), (158, 42405), (165, 40606), (237, 28270), (257, 26070), (330, 20303), (395, 16962), (474, 14135), (514, 13035), (771, 8690), (790, 8481), (869, 7710), (1185, 5654), (1285, 5214), (1542, 4345), (1738, 3855), (2370, 2827), (2570, 2607)]