138301980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{8969}}^1$

素因数の和:9238

約数の個数: 48

約数和(自身を含む): 388795680

約数和(自身を除く): 250493700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 2570, 3084, 3855, 5140, 7710, 8969, 15420, 17938, 26907, 35876, 44845, 53814, 89690, 107628, 134535, 179380, 269070, 538140, 2305033, 4610066, 6915099, 9220132, 11525165, 13830198, 23050330, 27660396, 34575495, 46100660, 69150990, 138301980]

約数ペア:

[(1, 138301980), (2, 69150990), (3, 46100660), (4, 34575495), (5, 27660396), (6, 23050330), (10, 13830198), (12, 11525165), (15, 9220132), (20, 6915099), (30, 4610066), (60, 2305033), (257, 538140), (514, 269070), (771, 179380), (1028, 134535), (1285, 107628), (1542, 89690), (2570, 53814), (3084, 44845), (3855, 35876), (5140, 26907), (7710, 17938), (8969, 15420)]