18206280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{491}}^1$

素因数の和:611

約数の個数: 96

約数和(自身を含む): 59866560

約数和(自身を除く): 41660280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 180, 206, 309, 360, 412, 491, 515, 618, 824, 927, 982, 1030, 1236, 1473, 1545, 1854, 1964, 2060, 2455, 2472, 2946, 3090, 3708, 3928, 4120, 4419, 4635, 4910, 5892, 6180, 7365, 7416, 8838, 9270, 9820, 11784, 12360, 14730, 17676, 18540, 19640, 22095, 29460, 35352, 37080, 44190, 50573, 58920, 88380, 101146, 151719, 176760, 202292, 252865, 303438, 404584, 455157, 505730, 606876, 758595, 910314, 1011460, 1213752, 1517190, 1820628, 2022920, 2275785, 3034380, 3641256, 4551570, 6068760, 9103140, 18206280]

約数ペア:

[(1, 18206280), (2, 9103140), (3, 6068760), (4, 4551570), (5, 3641256), (6, 3034380), (8, 2275785), (9, 2022920), (10, 1820628), (12, 1517190), (15, 1213752), (18, 1011460), (20, 910314), (24, 758595), (30, 606876), (36, 505730), (40, 455157), (45, 404584), (60, 303438), (72, 252865), (90, 202292), (103, 176760), (120, 151719), (180, 101146), (206, 88380), (309, 58920), (360, 50573), (412, 44190), (491, 37080), (515, 35352), (618, 29460), (824, 22095), (927, 19640), (982, 18540), (1030, 17676), (1236, 14730), (1473, 12360), (1545, 11784), (1854, 9820), (1964, 9270), (2060, 8838), (2455, 7416), (2472, 7365), (2946, 6180), (3090, 5892), (3708, 4910), (3928, 4635), (4120, 4419)]