28920024

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1$

素因数の和:670

約数の個数: 128

約数和(自身を含む): 94924800

約数和(自身を除く): 66004776

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, 617, 651, 744, 756, 837, 868, 1116, 1234, 1302, 1512, 1674, 1736, 1851, 1953, 2232, 2468, 2604, 3348, 3702, 3906, 4319, 4936, 5208, 5553, 5859, 6696, 7404, 7812, 8638, 11106, 11718, 12957, 14808, 15624, 16659, 17276, 19127, 22212, 23436, 25914, 33318, 34552, 38254, 38871, 44424, 46872, 51828, 57381, 66636, 76508, 77742, 103656, 114762, 116613, 133272, 133889, 153016, 155484, 172143, 229524, 233226, 267778, 310968, 344286, 401667, 459048, 466452, 516429, 535556, 688572, 803334, 932904, 1032858, 1071112, 1205001, 1377144, 1606668, 2065716, 2410002, 3213336, 3615003, 4131432, 4820004, 7230006, 9640008, 14460012, 28920024]

約数ペア:

[(1, 28920024), (2, 14460012), (3, 9640008), (4, 7230006), (6, 4820004), (7, 4131432), (8, 3615003), (9, 3213336), (12, 2410002), (14, 2065716), (18, 1606668), (21, 1377144), (24, 1205001), (27, 1071112), (28, 1032858), (31, 932904), (36, 803334), (42, 688572), (54, 535556), (56, 516429), (62, 466452), (63, 459048), (72, 401667), (84, 344286), (93, 310968), (108, 267778), (124, 233226), (126, 229524), (168, 172143), (186, 155484), (189, 153016), (216, 133889), (217, 133272), (248, 116613), (252, 114762), (279, 103656), (372, 77742), (378, 76508), (434, 66636), (504, 57381), (558, 51828), (617, 46872), (651, 44424), (744, 38871), (756, 38254), (837, 34552), (868, 33318), (1116, 25914), (1234, 23436), (1302, 22212), (1512, 19127), (1674, 17276), (1736, 16659), (1851, 15624), (1953, 14808), (2232, 12957), (2468, 11718), (2604, 11106), (3348, 8638), (3702, 7812), (3906, 7404), (4319, 6696), (4936, 5859), (5208, 5553)]