420100520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9319}}^1$

素因数の和:9367

約数の個数: 96

約数和(自身を含む): 1147478400

約数和(自身を除く): 727377880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1610, 1960, 2254, 3220, 4508, 5635, 6440, 9016, 9319, 11270, 18638, 22540, 37276, 45080, 46595, 65233, 74552, 93190, 130466, 186380, 214337, 260932, 326165, 372760, 428674, 456631, 521864, 652330, 857348, 913262, 1071685, 1304660, 1500359, 1714696, 1826524, 2143370, 2283155, 2609320, 3000718, 3653048, 4286740, 4566310, 6001436, 7501795, 8573480, 9132620, 10502513, 12002872, 15003590, 18265240, 21005026, 30007180, 42010052, 52512565, 60014360, 84020104, 105025130, 210050260, 420100520]

約数ペア:

[(1, 420100520), (2, 210050260), (4, 105025130), (5, 84020104), (7, 60014360), (8, 52512565), (10, 42010052), (14, 30007180), (20, 21005026), (23, 18265240), (28, 15003590), (35, 12002872), (40, 10502513), (46, 9132620), (49, 8573480), (56, 7501795), (70, 6001436), (92, 4566310), (98, 4286740), (115, 3653048), (140, 3000718), (161, 2609320), (184, 2283155), (196, 2143370), (230, 1826524), (245, 1714696), (280, 1500359), (322, 1304660), (392, 1071685), (460, 913262), (490, 857348), (644, 652330), (805, 521864), (920, 456631), (980, 428674), (1127, 372760), (1288, 326165), (1610, 260932), (1960, 214337), (2254, 186380), (3220, 130466), (4508, 93190), (5635, 74552), (6440, 65233), (9016, 46595), (9319, 45080), (11270, 37276), (18638, 22540)]