21236555280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{88485647}}^1$

素因数の和:88485663

約数の個数: 40

約数和(自身を含む): 65833322112

約数和(自身を除く): 44596766832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 88485647, 176971294, 265456941, 353942588, 442428235, 530913882, 707885176, 884856470, 1061827764, 1327284705, 1415770352, 1769712940, 2123655528, 2654569410, 3539425880, 4247311056, 5309138820, 7078851760, 10618277640, 21236555280]

約数ペア:

[(1, 21236555280), (2, 10618277640), (3, 7078851760), (4, 5309138820), (5, 4247311056), (6, 3539425880), (8, 2654569410), (10, 2123655528), (12, 1769712940), (15, 1415770352), (16, 1327284705), (20, 1061827764), (24, 884856470), (30, 707885176), (40, 530913882), (48, 442428235), (60, 353942588), (80, 265456941), (120, 176971294), (240, 88485647)]