208164360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3533}}^1$

素因数の和:4038

約数の個数: 64

約数和(自身を含む): 625942080

約数和(自身を除く): 417777720

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, 3533, 3928, 4910, 5892, 7066, 7365, 9820, 10599, 11784, 14132, 14730, 17665, 19640, 21198, 28264, 29460, 35330, 42396, 52995, 58920, 70660, 84792, 105990, 141320, 211980, 423960, 1734703, 3469406, 5204109, 6938812, 8673515, 10408218, 13877624, 17347030, 20816436, 26020545, 34694060, 41632872, 52041090, 69388120, 104082180, 208164360]

約数ペア:

[(1, 208164360), (2, 104082180), (3, 69388120), (4, 52041090), (5, 41632872), (6, 34694060), (8, 26020545), (10, 20816436), (12, 17347030), (15, 13877624), (20, 10408218), (24, 8673515), (30, 6938812), (40, 5204109), (60, 3469406), (120, 1734703), (491, 423960), (982, 211980), (1473, 141320), (1964, 105990), (2455, 84792), (2946, 70660), (3533, 58920), (3928, 52995), (4910, 42396), (5892, 35330), (7066, 29460), (7365, 28264), (9820, 21198), (10599, 19640), (11784, 17665), (14132, 14730)]