1427202920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4229}}^1$

素因数の和:4323

約数の個数: 128

約数和(自身を含む): 3837456000

約数和(自身を除く): 2410253080

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 59, 65, 88, 104, 110, 118, 130, 143, 220, 236, 260, 286, 295, 440, 472, 520, 572, 590, 649, 715, 767, 1144, 1180, 1298, 1430, 1534, 2360, 2596, 2860, 3068, 3245, 3835, 4229, 5192, 5720, 6136, 6490, 7670, 8437, 8458, 12980, 15340, 16874, 16916, 21145, 25960, 30680, 33748, 33832, 42185, 42290, 46519, 54977, 67496, 84370, 84580, 93038, 109954, 168740, 169160, 186076, 219908, 232595, 249511, 274885, 337480, 372152, 439816, 465190, 499022, 549770, 604747, 930380, 998044, 1099540, 1209494, 1247555, 1860760, 1996088, 2199080, 2418988, 2495110, 2744621, 3023735, 3243643, 4837976, 4990220, 5489242, 6047470, 6487286, 9980440, 10978484, 12094940, 12974572, 13723105, 16218215, 21956968, 24189880, 25949144, 27446210, 32436430, 35680073, 54892420, 64872860, 71360146, 109784840, 129745720, 142720292, 178400365, 285440584, 356800730, 713601460, 1427202920]

約数ペア:

[(1, 1427202920), (2, 713601460), (4, 356800730), (5, 285440584), (8, 178400365), (10, 142720292), (11, 129745720), (13, 109784840), (20, 71360146), (22, 64872860), (26, 54892420), (40, 35680073), (44, 32436430), (52, 27446210), (55, 25949144), (59, 24189880), (65, 21956968), (88, 16218215), (104, 13723105), (110, 12974572), (118, 12094940), (130, 10978484), (143, 9980440), (220, 6487286), (236, 6047470), (260, 5489242), (286, 4990220), (295, 4837976), (440, 3243643), (472, 3023735), (520, 2744621), (572, 2495110), (590, 2418988), (649, 2199080), (715, 1996088), (767, 1860760), (1144, 1247555), (1180, 1209494), (1298, 1099540), (1430, 998044), (1534, 930380), (2360, 604747), (2596, 549770), (2860, 499022), (3068, 465190), (3245, 439816), (3835, 372152), (4229, 337480), (5192, 274885), (5720, 249511), (6136, 232595), (6490, 219908), (7670, 186076), (8437, 169160), (8458, 168740), (12980, 109954), (15340, 93038), (16874, 84580), (16916, 84370), (21145, 67496), (25960, 54977), (30680, 46519), (33748, 42290), (33832, 42185)]