638724744

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{13627}}^1$

素因数の和:13680

約数の個数: 128

約数和(自身を含む): 2093260800

約数和(自身を除く): 1454536056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 31, 36, 42, 54, 56, 62, 63, 72, 84, 93, 108, 124, 126, 168, 186, 189, 216, 217, 248, 252, 279, 372, 378, 434, 504, 558, 651, 744, 756, 837, 868, 1116, 1302, 1512, 1674, 1736, 1953, 2232, 2604, 3348, 3906, 5208, 5859, 6696, 7812, 11718, 13627, 15624, 23436, 27254, 40881, 46872, 54508, 81762, 95389, 109016, 122643, 163524, 190778, 245286, 286167, 327048, 367929, 381556, 422437, 490572, 572334, 735858, 763112, 844874, 858501, 981144, 1144668, 1267311, 1471716, 1689748, 1717002, 2289336, 2534622, 2575503, 2943432, 2957059, 3379496, 3434004, 3801933, 5069244, 5151006, 5914118, 6868008, 7603866, 8871177, 10138488, 10302012, 11405799, 11828236, 15207732, 17742354, 20604024, 22811598, 23656472, 26613531, 30415464, 35484708, 45623196, 53227062, 70969416, 79840593, 91246392, 106454124, 159681186, 212908248, 319362372, 638724744]

約数ペア:

[(1, 638724744), (2, 319362372), (3, 212908248), (4, 159681186), (6, 106454124), (7, 91246392), (8, 79840593), (9, 70969416), (12, 53227062), (14, 45623196), (18, 35484708), (21, 30415464), (24, 26613531), (27, 23656472), (28, 22811598), (31, 20604024), (36, 17742354), (42, 15207732), (54, 11828236), (56, 11405799), (62, 10302012), (63, 10138488), (72, 8871177), (84, 7603866), (93, 6868008), (108, 5914118), (124, 5151006), (126, 5069244), (168, 3801933), (186, 3434004), (189, 3379496), (216, 2957059), (217, 2943432), (248, 2575503), (252, 2534622), (279, 2289336), (372, 1717002), (378, 1689748), (434, 1471716), (504, 1267311), (558, 1144668), (651, 981144), (744, 858501), (756, 844874), (837, 763112), (868, 735858), (1116, 572334), (1302, 490572), (1512, 422437), (1674, 381556), (1736, 367929), (1953, 327048), (2232, 286167), (2604, 245286), (3348, 190778), (3906, 163524), (5208, 122643), (5859, 109016), (6696, 95389), (7812, 81762), (11718, 54508), (13627, 46872), (15624, 40881), (23436, 27254)]