656208

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{31}}^1$

素因数の和:62

約数の個数: 120

約数和(自身を含む): 2261760

約数和(自身を除く): 1605552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 49, 54, 56, 62, 63, 72, 84, 93, 98, 108, 112, 124, 126, 144, 147, 168, 186, 189, 196, 216, 217, 248, 252, 279, 294, 336, 372, 378, 392, 432, 434, 441, 496, 504, 558, 588, 651, 744, 756, 784, 837, 868, 882, 1008, 1116, 1176, 1302, 1323, 1488, 1512, 1519, 1674, 1736, 1764, 1953, 2232, 2352, 2604, 2646, 3024, 3038, 3348, 3472, 3528, 3906, 4464, 4557, 5208, 5292, 5859, 6076, 6696, 7056, 7812, 9114, 10416, 10584, 11718, 12152, 13392, 13671, 15624, 18228, 21168, 23436, 24304, 27342, 31248, 36456, 41013, 46872, 54684, 72912, 82026, 93744, 109368, 164052, 218736, 328104, 656208]

約数ペア:

[(1, 656208), (2, 328104), (3, 218736), (4, 164052), (6, 109368), (7, 93744), (8, 82026), (9, 72912), (12, 54684), (14, 46872), (16, 41013), (18, 36456), (21, 31248), (24, 27342), (27, 24304), (28, 23436), (31, 21168), (36, 18228), (42, 15624), (48, 13671), (49, 13392), (54, 12152), (56, 11718), (62, 10584), (63, 10416), (72, 9114), (84, 7812), (93, 7056), (98, 6696), (108, 6076), (112, 5859), (124, 5292), (126, 5208), (144, 4557), (147, 4464), (168, 3906), (186, 3528), (189, 3472), (196, 3348), (216, 3038), (217, 3024), (248, 2646), (252, 2604), (279, 2352), (294, 2232), (336, 1953), (372, 1764), (378, 1736), (392, 1674), (432, 1519), (434, 1512), (441, 1488), (496, 1323), (504, 1302), (558, 1176), (588, 1116), (651, 1008), (744, 882), (756, 868), (784, 837)]