206400720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{233}}^1\times {\mathrm{3691}}^1$

素因数の和:3940

約数の個数: 80

約数和(自身を含む): 642762432

約数和(自身を除く): 436361712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 233, 240, 466, 699, 932, 1165, 1398, 1864, 2330, 2796, 3495, 3691, 3728, 4660, 5592, 6990, 7382, 9320, 11073, 11184, 13980, 14764, 18455, 18640, 22146, 27960, 29528, 36910, 44292, 55365, 55920, 59056, 73820, 88584, 110730, 147640, 177168, 221460, 295280, 442920, 860003, 885840, 1720006, 2580009, 3440012, 4300015, 5160018, 6880024, 8600030, 10320036, 12900045, 13760048, 17200060, 20640072, 25800090, 34400120, 41280144, 51600180, 68800240, 103200360, 206400720]

約数ペア:

[(1, 206400720), (2, 103200360), (3, 68800240), (4, 51600180), (5, 41280144), (6, 34400120), (8, 25800090), (10, 20640072), (12, 17200060), (15, 13760048), (16, 12900045), (20, 10320036), (24, 8600030), (30, 6880024), (40, 5160018), (48, 4300015), (60, 3440012), (80, 2580009), (120, 1720006), (233, 885840), (240, 860003), (466, 442920), (699, 295280), (932, 221460), (1165, 177168), (1398, 147640), (1864, 110730), (2330, 88584), (2796, 73820), (3495, 59056), (3691, 55920), (3728, 55365), (4660, 44292), (5592, 36910), (6990, 29528), (7382, 27960), (9320, 22146), (11073, 18640), (11184, 18455), (13980, 14764)]