280644012

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^3\times {\mathrm{5857}}^1$

素因数の和:5900

約数の個数: 72

約数和(自身を含む): 780426192

約数和(自身を除く): 499782180

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1331, 1452, 2178, 2662, 3993, 4356, 5324, 5857, 7986, 11714, 11979, 15972, 17571, 23428, 23958, 35142, 47916, 52713, 64427, 70284, 105426, 128854, 193281, 210852, 257708, 386562, 579843, 708697, 773124, 1159686, 1417394, 2126091, 2319372, 2834788, 4252182, 6378273, 7795667, 8504364, 12756546, 15591334, 23387001, 25513092, 31182668, 46774002, 70161003, 93548004, 140322006, 280644012]

約数ペア:

[(1, 280644012), (2, 140322006), (3, 93548004), (4, 70161003), (6, 46774002), (9, 31182668), (11, 25513092), (12, 23387001), (18, 15591334), (22, 12756546), (33, 8504364), (36, 7795667), (44, 6378273), (66, 4252182), (99, 2834788), (121, 2319372), (132, 2126091), (198, 1417394), (242, 1159686), (363, 773124), (396, 708697), (484, 579843), (726, 386562), (1089, 257708), (1331, 210852), (1452, 193281), (2178, 128854), (2662, 105426), (3993, 70284), (4356, 64427), (5324, 52713), (5857, 47916), (7986, 35142), (11714, 23958), (11979, 23428), (15972, 17571)]