651264540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{152879}}^1$

素因数の和:152962

約数の個数: 48

約数和(自身を含む): 1849236480

約数和(自身を除く): 1197971940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 152879, 305758, 458637, 611516, 764395, 917274, 1528790, 1834548, 2293185, 3057580, 4586370, 9172740, 10854409, 21708818, 32563227, 43417636, 54272045, 65126454, 108544090, 130252908, 162816135, 217088180, 325632270, 651264540]

約数ペア:

[(1, 651264540), (2, 325632270), (3, 217088180), (4, 162816135), (5, 130252908), (6, 108544090), (10, 65126454), (12, 54272045), (15, 43417636), (20, 32563227), (30, 21708818), (60, 10854409), (71, 9172740), (142, 4586370), (213, 3057580), (284, 2293185), (355, 1834548), (426, 1528790), (710, 917274), (852, 764395), (1065, 611516), (1420, 458637), (2130, 305758), (4260, 152879)]