78132660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18341}}^1$

素因数の和:18424

約数の個数: 48

約数和(自身を含む): 221864832

約数和(自身を除く): 143732172

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, 18341, 36682, 55023, 73364, 91705, 110046, 183410, 220092, 275115, 366820, 550230, 1100460, 1302211, 2604422, 3906633, 5208844, 6511055, 7813266, 13022110, 15626532, 19533165, 26044220, 39066330, 78132660]

約数ペア:

[(1, 78132660), (2, 39066330), (3, 26044220), (4, 19533165), (5, 15626532), (6, 13022110), (10, 7813266), (12, 6511055), (15, 5208844), (20, 3906633), (30, 2604422), (60, 1302211), (71, 1100460), (142, 550230), (213, 366820), (284, 275115), (355, 220092), (426, 183410), (710, 110046), (852, 91705), (1065, 73364), (1420, 55023), (2130, 36682), (4260, 18341)]