7641630

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 20015424

約数和(自身を除く): 12373794

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 197, 394, 431, 591, 862, 985, 1182, 1293, 1773, 1970, 2155, 2586, 2955, 3546, 3879, 4310, 5910, 6465, 7758, 8865, 12930, 17730, 19395, 38790, 84907, 169814, 254721, 424535, 509442, 764163, 849070, 1273605, 1528326, 2547210, 3820815, 7641630]

約数ペア:

[(1, 7641630), (2, 3820815), (3, 2547210), (5, 1528326), (6, 1273605), (9, 849070), (10, 764163), (15, 509442), (18, 424535), (30, 254721), (45, 169814), (90, 84907), (197, 38790), (394, 19395), (431, 17730), (591, 12930), (862, 8865), (985, 7758), (1182, 6465), (1293, 5910), (1773, 4310), (1970, 3879), (2155, 3546), (2586, 2955)]