208408080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{5531}}^1$

素因数の和:5704

約数の個数: 80

約数和(自身を含む): 650297664

約数和(自身を除く): 441889584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 5531, 6280, 7536, 9420, 11062, 12560, 16593, 18840, 22124, 27655, 33186, 37680, 44248, 55310, 66372, 82965, 88496, 110620, 132744, 165930, 221240, 265488, 331860, 442480, 663720, 868367, 1327440, 1736734, 2605101, 3473468, 4341835, 5210202, 6946936, 8683670, 10420404, 13025505, 13893872, 17367340, 20840808, 26051010, 34734680, 41681616, 52102020, 69469360, 104204040, 208408080]

約数ペア:

[(1, 208408080), (2, 104204040), (3, 69469360), (4, 52102020), (5, 41681616), (6, 34734680), (8, 26051010), (10, 20840808), (12, 17367340), (15, 13893872), (16, 13025505), (20, 10420404), (24, 8683670), (30, 6946936), (40, 5210202), (48, 4341835), (60, 3473468), (80, 2605101), (120, 1736734), (157, 1327440), (240, 868367), (314, 663720), (471, 442480), (628, 331860), (785, 265488), (942, 221240), (1256, 165930), (1570, 132744), (1884, 110620), (2355, 88496), (2512, 82965), (3140, 66372), (3768, 55310), (4710, 44248), (5531, 37680), (6280, 33186), (7536, 27655), (9420, 22124), (11062, 18840), (12560, 16593)]