145680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{607}}^1$

素因数の和:623

約数の個数: 40

約数和(自身を含む): 452352

約数和(自身を除く): 306672

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 607, 1214, 1821, 2428, 3035, 3642, 4856, 6070, 7284, 9105, 9712, 12140, 14568, 18210, 24280, 29136, 36420, 48560, 72840, 145680]

約数ペア:

[(1, 145680), (2, 72840), (3, 48560), (4, 36420), (5, 29136), (6, 24280), (8, 18210), (10, 14568), (12, 12140), (15, 9712), (16, 9105), (20, 7284), (24, 6070), (30, 4856), (40, 3642), (48, 3035), (60, 2428), (80, 1821), (120, 1214), (240, 607)]