71400720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{297503}}^1$

素因数の和:297519

約数の個数: 40

約数和(自身を含む): 221342976

約数和(自身を除く): 149942256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 297503, 595006, 892509, 1190012, 1487515, 1785018, 2380024, 2975030, 3570036, 4462545, 4760048, 5950060, 7140072, 8925090, 11900120, 14280144, 17850180, 23800240, 35700360, 71400720]

約数ペア:

[(1, 71400720), (2, 35700360), (3, 23800240), (4, 17850180), (5, 14280144), (6, 11900120), (8, 8925090), (10, 7140072), (12, 5950060), (15, 4760048), (16, 4462545), (20, 3570036), (24, 2975030), (30, 2380024), (40, 1785018), (48, 1487515), (60, 1190012), (80, 892509), (120, 595006), (240, 297503)]