123981360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{516589}}^1$

素因数の和:516605

約数の個数: 40

約数和(自身を含む): 384342960

約数和(自身を除く): 260361600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 516589, 1033178, 1549767, 2066356, 2582945, 3099534, 4132712, 5165890, 6199068, 7748835, 8265424, 10331780, 12398136, 15497670, 20663560, 24796272, 30995340, 41327120, 61990680, 123981360]

約数ペア:

[(1, 123981360), (2, 61990680), (3, 41327120), (4, 30995340), (5, 24796272), (6, 20663560), (8, 15497670), (10, 12398136), (12, 10331780), (15, 8265424), (16, 7748835), (20, 6199068), (24, 5165890), (30, 4132712), (40, 3099534), (48, 2582945), (60, 2066356), (80, 1549767), (120, 1033178), (240, 516589)]