64501020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1223}}^1$

素因数の和:1531

約数の個数: 72

約数和(自身を含む): 196481376

約数和(自身を除く): 131980356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1223, 1465, 1758, 2446, 2637, 2930, 3516, 3669, 4395, 4892, 5274, 5860, 6115, 7338, 8790, 10548, 11007, 12230, 13185, 14676, 17580, 18345, 22014, 24460, 26370, 36690, 44028, 52740, 55035, 73380, 110070, 220140, 358339, 716678, 1075017, 1433356, 1791695, 2150034, 3225051, 3583390, 4300068, 5375085, 6450102, 7166780, 10750170, 12900204, 16125255, 21500340, 32250510, 64501020]

約数ペア:

[(1, 64501020), (2, 32250510), (3, 21500340), (4, 16125255), (5, 12900204), (6, 10750170), (9, 7166780), (10, 6450102), (12, 5375085), (15, 4300068), (18, 3583390), (20, 3225051), (30, 2150034), (36, 1791695), (45, 1433356), (60, 1075017), (90, 716678), (180, 358339), (293, 220140), (586, 110070), (879, 73380), (1172, 55035), (1223, 52740), (1465, 44028), (1758, 36690), (2446, 26370), (2637, 24460), (2930, 22014), (3516, 18345), (3669, 17580), (4395, 14676), (4892, 13185), (5274, 12230), (5860, 11007), (6115, 10548), (7338, 8790)]