218948880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{912287}}^1$

素因数の和:912303

約数の個数: 40

約数和(自身を含む): 678742272

約数和(自身を除く): 459793392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 912287, 1824574, 2736861, 3649148, 4561435, 5473722, 7298296, 9122870, 10947444, 13684305, 14596592, 18245740, 21894888, 27368610, 36491480, 43789776, 54737220, 72982960, 109474440, 218948880]

約数ペア:

[(1, 218948880), (2, 109474440), (3, 72982960), (4, 54737220), (5, 43789776), (6, 36491480), (8, 27368610), (10, 21894888), (12, 18245740), (15, 14596592), (16, 13684305), (20, 10947444), (24, 9122870), (30, 7298296), (40, 5473722), (48, 4561435), (60, 3649148), (80, 2736861), (120, 1824574), (240, 912287)]