31435488

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:557

約数の個数: 144

約数和(自身を含む): 105670656

約数和(自身を除く): 74235168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 84, 93, 96, 112, 124, 126, 144, 168, 186, 217, 224, 248, 252, 279, 288, 336, 372, 434, 496, 503, 504, 558, 651, 672, 744, 868, 992, 1006, 1008, 1116, 1302, 1488, 1509, 1736, 1953, 2012, 2016, 2232, 2604, 2976, 3018, 3472, 3521, 3906, 4024, 4464, 4527, 5208, 6036, 6944, 7042, 7812, 8048, 8928, 9054, 10416, 10563, 12072, 14084, 15593, 15624, 16096, 18108, 20832, 21126, 24144, 28168, 31186, 31248, 31689, 36216, 42252, 46779, 48288, 56336, 62372, 62496, 63378, 72432, 84504, 93558, 109151, 112672, 124744, 126756, 140337, 144864, 169008, 187116, 218302, 249488, 253512, 280674, 327453, 338016, 374232, 436604, 498976, 507024, 561348, 654906, 748464, 873208, 982359, 1014048, 1122696, 1309812, 1496928, 1746416, 1964718, 2245392, 2619624, 3492832, 3929436, 4490784, 5239248, 7858872, 10478496, 15717744, 31435488]

約数ペア:

[(1, 31435488), (2, 15717744), (3, 10478496), (4, 7858872), (6, 5239248), (7, 4490784), (8, 3929436), (9, 3492832), (12, 2619624), (14, 2245392), (16, 1964718), (18, 1746416), (21, 1496928), (24, 1309812), (28, 1122696), (31, 1014048), (32, 982359), (36, 873208), (42, 748464), (48, 654906), (56, 561348), (62, 507024), (63, 498976), (72, 436604), (84, 374232), (93, 338016), (96, 327453), (112, 280674), (124, 253512), (126, 249488), (144, 218302), (168, 187116), (186, 169008), (217, 144864), (224, 140337), (248, 126756), (252, 124744), (279, 112672), (288, 109151), (336, 93558), (372, 84504), (434, 72432), (496, 63378), (503, 62496), (504, 62372), (558, 56336), (651, 48288), (672, 46779), (744, 42252), (868, 36216), (992, 31689), (1006, 31248), (1008, 31186), (1116, 28168), (1302, 24144), (1488, 21126), (1509, 20832), (1736, 18108), (1953, 16096), (2012, 15624), (2016, 15593), (2232, 14084), (2604, 12072), (2976, 10563), (3018, 10416), (3472, 9054), (3521, 8928), (3906, 8048), (4024, 7812), (4464, 7042), (4527, 6944), (5208, 6036)]