64431240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{6469}}^1$

素因数の和:6566

約数の個数: 64

約数和(自身を含む): 195652800

約数和(自身を除く): 131221560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 6469, 9960, 12938, 19407, 25876, 32345, 38814, 51752, 64690, 77628, 97035, 129380, 155256, 194070, 258760, 388140, 536927, 776280, 1073854, 1610781, 2147708, 2684635, 3221562, 4295416, 5369270, 6443124, 8053905, 10738540, 12886248, 16107810, 21477080, 32215620, 64431240]

約数ペア:

[(1, 64431240), (2, 32215620), (3, 21477080), (4, 16107810), (5, 12886248), (6, 10738540), (8, 8053905), (10, 6443124), (12, 5369270), (15, 4295416), (20, 3221562), (24, 2684635), (30, 2147708), (40, 1610781), (60, 1073854), (83, 776280), (120, 536927), (166, 388140), (249, 258760), (332, 194070), (415, 155256), (498, 129380), (664, 97035), (830, 77628), (996, 64690), (1245, 51752), (1660, 38814), (1992, 32345), (2490, 25876), (3320, 19407), (4980, 12938), (6469, 9960)]