261639504

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2791}}^1$

素因数の和:2846

約数の個数: 160

約数和(自身を含む): 886292480

約数和(自身を除く): 624652976

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 54, 56, 62, 63, 72, 84, 93, 108, 112, 124, 126, 144, 168, 186, 189, 216, 217, 248, 252, 279, 336, 372, 378, 432, 434, 496, 504, 558, 651, 744, 756, 837, 868, 1008, 1116, 1302, 1488, 1512, 1674, 1736, 1953, 2232, 2604, 2791, 3024, 3348, 3472, 3906, 4464, 5208, 5582, 5859, 6696, 7812, 8373, 10416, 11164, 11718, 13392, 15624, 16746, 19537, 22328, 23436, 25119, 31248, 33492, 39074, 44656, 46872, 50238, 58611, 66984, 75357, 78148, 86521, 93744, 100476, 117222, 133968, 150714, 156296, 173042, 175833, 200952, 234444, 259563, 301428, 312592, 346084, 351666, 401904, 468888, 519126, 527499, 602856, 605647, 692168, 703332, 778689, 937776, 1038252, 1054998, 1205712, 1211294, 1384336, 1406664, 1557378, 1816941, 2076504, 2109996, 2336067, 2422588, 2813328, 3114756, 3633882, 4153008, 4219992, 4672134, 4845176, 5450823, 6229512, 7267764, 8439984, 9344268, 9690352, 10901646, 12459024, 14535528, 16352469, 18688536, 21803292, 29071056, 32704938, 37377072, 43606584, 65409876, 87213168, 130819752, 261639504]

約数ペア:

[(1, 261639504), (2, 130819752), (3, 87213168), (4, 65409876), (6, 43606584), (7, 37377072), (8, 32704938), (9, 29071056), (12, 21803292), (14, 18688536), (16, 16352469), (18, 14535528), (21, 12459024), (24, 10901646), (27, 9690352), (28, 9344268), (31, 8439984), (36, 7267764), (42, 6229512), (48, 5450823), (54, 4845176), (56, 4672134), (62, 4219992), (63, 4153008), (72, 3633882), (84, 3114756), (93, 2813328), (108, 2422588), (112, 2336067), (124, 2109996), (126, 2076504), (144, 1816941), (168, 1557378), (186, 1406664), (189, 1384336), (216, 1211294), (217, 1205712), (248, 1054998), (252, 1038252), (279, 937776), (336, 778689), (372, 703332), (378, 692168), (432, 605647), (434, 602856), (496, 527499), (504, 519126), (558, 468888), (651, 401904), (744, 351666), (756, 346084), (837, 312592), (868, 301428), (1008, 259563), (1116, 234444), (1302, 200952), (1488, 175833), (1512, 173042), (1674, 156296), (1736, 150714), (1953, 133968), (2232, 117222), (2604, 100476), (2791, 93744), (3024, 86521), (3348, 78148), (3472, 75357), (3906, 66984), (4464, 58611), (5208, 50238), (5582, 46872), (5859, 44656), (6696, 39074), (7812, 33492), (8373, 31248), (10416, 25119), (11164, 23436), (11718, 22328), (13392, 19537), (15624, 16746)]