80181420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121487}}^1$

素因数の和:121510

約数の個数: 48

約数和(自身を含む): 244919808

約数和(自身を除く): 164738388

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 121487, 242974, 364461, 485948, 607435, 728922, 1214870, 1336357, 1457844, 1822305, 2429740, 2672714, 3644610, 4009071, 5345428, 6681785, 7289220, 8018142, 13363570, 16036284, 20045355, 26727140, 40090710, 80181420]

約数ペア:

[(1, 80181420), (2, 40090710), (3, 26727140), (4, 20045355), (5, 16036284), (6, 13363570), (10, 8018142), (11, 7289220), (12, 6681785), (15, 5345428), (20, 4009071), (22, 3644610), (30, 2672714), (33, 2429740), (44, 1822305), (55, 1457844), (60, 1336357), (66, 1214870), (110, 728922), (132, 607435), (165, 485948), (220, 364461), (330, 242974), (660, 121487)]