181213848

素因数分解:

$2^3\times 3^5\times {\mathrm{31}}^2\times {\mathrm{97}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 531334440

約数和(自身を除く): 350120592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 97, 108, 124, 162, 186, 194, 216, 243, 248, 279, 291, 324, 372, 388, 486, 558, 582, 648, 744, 776, 837, 873, 961, 972, 1116, 1164, 1674, 1746, 1922, 1944, 2232, 2328, 2511, 2619, 2883, 3007, 3348, 3492, 3844, 5022, 5238, 5766, 6014, 6696, 6984, 7533, 7688, 7857, 8649, 9021, 10044, 10476, 11532, 12028, 15066, 15714, 17298, 18042, 20088, 20952, 23064, 23571, 24056, 25947, 27063, 30132, 31428, 34596, 36084, 47142, 51894, 54126, 60264, 62856, 69192, 72168, 77841, 81189, 93217, 94284, 103788, 108252, 155682, 162378, 186434, 188568, 207576, 216504, 233523, 243567, 279651, 311364, 324756, 372868, 467046, 487134, 559302, 622728, 649512, 730701, 745736, 838953, 934092, 974268, 1118604, 1461402, 1677906, 1868184, 1948536, 2237208, 2516859, 2922804, 3355812, 5033718, 5845608, 6711624, 7550577, 10067436, 15101154, 20134872, 22651731, 30202308, 45303462, 60404616, 90606924, 181213848]

約数ペア:

[(1, 181213848), (2, 90606924), (3, 60404616), (4, 45303462), (6, 30202308), (8, 22651731), (9, 20134872), (12, 15101154), (18, 10067436), (24, 7550577), (27, 6711624), (31, 5845608), (36, 5033718), (54, 3355812), (62, 2922804), (72, 2516859), (81, 2237208), (93, 1948536), (97, 1868184), (108, 1677906), (124, 1461402), (162, 1118604), (186, 974268), (194, 934092), (216, 838953), (243, 745736), (248, 730701), (279, 649512), (291, 622728), (324, 559302), (372, 487134), (388, 467046), (486, 372868), (558, 324756), (582, 311364), (648, 279651), (744, 243567), (776, 233523), (837, 216504), (873, 207576), (961, 188568), (972, 186434), (1116, 162378), (1164, 155682), (1674, 108252), (1746, 103788), (1922, 94284), (1944, 93217), (2232, 81189), (2328, 77841), (2511, 72168), (2619, 69192), (2883, 62856), (3007, 60264), (3348, 54126), (3492, 51894), (3844, 47142), (5022, 36084), (5238, 34596), (5766, 31428), (6014, 30132), (6696, 27063), (6984, 25947), (7533, 24056), (7688, 23571), (7857, 23064), (8649, 20952), (9021, 20088), (10044, 18042), (10476, 17298), (11532, 15714), (12028, 15066)]