123690720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{257689}}^1$

素因数の和:257707

約数の個数: 48

約数和(自身を含む): 389627280

約数和(自身を除く): 265936560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 257689, 515378, 773067, 1030756, 1288445, 1546134, 2061512, 2576890, 3092268, 3865335, 4123024, 5153780, 6184536, 7730670, 8246048, 10307560, 12369072, 15461340, 20615120, 24738144, 30922680, 41230240, 61845360, 123690720]

約数ペア:

[(1, 123690720), (2, 61845360), (3, 41230240), (4, 30922680), (5, 24738144), (6, 20615120), (8, 15461340), (10, 12369072), (12, 10307560), (15, 8246048), (16, 7730670), (20, 6184536), (24, 5153780), (30, 4123024), (32, 3865335), (40, 3092268), (48, 2576890), (60, 2061512), (80, 1546134), (96, 1288445), (120, 1030756), (160, 773067), (240, 515378), (480, 257689)]