218534280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3709}}^1$

素因数の和:4214

約数の個数: 64

約数和(自身を含む): 657115200

約数和(自身を除く): 438580920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 491, 982, 1473, 1964, 2455, 2946, 3709, 3928, 4910, 5892, 7365, 7418, 9820, 11127, 11784, 14730, 14836, 18545, 19640, 22254, 29460, 29672, 37090, 44508, 55635, 58920, 74180, 89016, 111270, 148360, 222540, 445080, 1821119, 3642238, 5463357, 7284476, 9105595, 10926714, 14568952, 18211190, 21853428, 27316785, 36422380, 43706856, 54633570, 72844760, 109267140, 218534280]

約数ペア:

[(1, 218534280), (2, 109267140), (3, 72844760), (4, 54633570), (5, 43706856), (6, 36422380), (8, 27316785), (10, 21853428), (12, 18211190), (15, 14568952), (20, 10926714), (24, 9105595), (30, 7284476), (40, 5463357), (60, 3642238), (120, 1821119), (491, 445080), (982, 222540), (1473, 148360), (1964, 111270), (2455, 89016), (2946, 74180), (3709, 58920), (3928, 55635), (4910, 44508), (5892, 37090), (7365, 29672), (7418, 29460), (9820, 22254), (11127, 19640), (11784, 18545), (14730, 14836)]