389206620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21841}}^1$

素因数の和:21873

約数の個数: 120

約数和(自身を含む): 1332012528

約数和(自身を除く): 942805908

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, 1782, 1980, 2970, 3564, 4455, 5940, 8910, 17820, 21841, 43682, 65523, 87364, 109205, 131046, 196569, 218410, 240251, 262092, 327615, 393138, 436820, 480502, 589707, 655230, 720753, 786276, 961004, 982845, 1179414, 1201255, 1310460, 1441506, 1769121, 1965690, 2162259, 2358828, 2402510, 2883012, 2948535, 3538242, 3603765, 3931380, 4324518, 4805020, 5897070, 6486777, 7076484, 7207530, 8649036, 8845605, 10811295, 11794140, 12973554, 14415060, 17691210, 19460331, 21622590, 25947108, 32433885, 35382420, 38920662, 43245180, 64867770, 77841324, 97301655, 129735540, 194603310, 389206620]

約数ペア:

[(1, 389206620), (2, 194603310), (3, 129735540), (4, 97301655), (5, 77841324), (6, 64867770), (9, 43245180), (10, 38920662), (11, 35382420), (12, 32433885), (15, 25947108), (18, 21622590), (20, 19460331), (22, 17691210), (27, 14415060), (30, 12973554), (33, 11794140), (36, 10811295), (44, 8845605), (45, 8649036), (54, 7207530), (55, 7076484), (60, 6486777), (66, 5897070), (81, 4805020), (90, 4324518), (99, 3931380), (108, 3603765), (110, 3538242), (132, 2948535), (135, 2883012), (162, 2402510), (165, 2358828), (180, 2162259), (198, 1965690), (220, 1769121), (270, 1441506), (297, 1310460), (324, 1201255), (330, 1179414), (396, 982845), (405, 961004), (495, 786276), (540, 720753), (594, 655230), (660, 589707), (810, 480502), (891, 436820), (990, 393138), (1188, 327615), (1485, 262092), (1620, 240251), (1782, 218410), (1980, 196569), (2970, 131046), (3564, 109205), (4455, 87364), (5940, 65523), (8910, 43682), (17820, 21841)]