31666140

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1777}}^1$

素因数の和:1809

約数の個数: 120

約数和(自身を含む): 108429552

約数和(自身を除く): 76763412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1777, 1782, 1980, 2970, 3554, 3564, 4455, 5331, 5940, 7108, 8885, 8910, 10662, 15993, 17770, 17820, 19547, 21324, 26655, 31986, 35540, 39094, 47979, 53310, 58641, 63972, 78188, 79965, 95958, 97735, 106620, 117282, 143937, 159930, 175923, 191916, 195470, 234564, 239895, 287874, 293205, 319860, 351846, 390940, 479790, 527769, 575748, 586410, 703692, 719685, 879615, 959580, 1055538, 1172820, 1439370, 1583307, 1759230, 2111076, 2638845, 2878740, 3166614, 3518460, 5277690, 6333228, 7916535, 10555380, 15833070, 31666140]

約数ペア:

[(1, 31666140), (2, 15833070), (3, 10555380), (4, 7916535), (5, 6333228), (6, 5277690), (9, 3518460), (10, 3166614), (11, 2878740), (12, 2638845), (15, 2111076), (18, 1759230), (20, 1583307), (22, 1439370), (27, 1172820), (30, 1055538), (33, 959580), (36, 879615), (44, 719685), (45, 703692), (54, 586410), (55, 575748), (60, 527769), (66, 479790), (81, 390940), (90, 351846), (99, 319860), (108, 293205), (110, 287874), (132, 239895), (135, 234564), (162, 195470), (165, 191916), (180, 175923), (198, 159930), (220, 143937), (270, 117282), (297, 106620), (324, 97735), (330, 95958), (396, 79965), (405, 78188), (495, 63972), (540, 58641), (594, 53310), (660, 47979), (810, 39094), (891, 35540), (990, 31986), (1188, 26655), (1485, 21324), (1620, 19547), (1777, 17820), (1782, 17770), (1980, 15993), (2970, 10662), (3554, 8910), (3564, 8885), (4455, 7108), (5331, 5940)]