68731488

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{331}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 226227456

約数和(自身を除く): 157495968

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 103, 112, 126, 144, 168, 206, 224, 252, 288, 309, 331, 336, 412, 504, 618, 662, 672, 721, 824, 927, 993, 1008, 1236, 1324, 1442, 1648, 1854, 1986, 2016, 2163, 2317, 2472, 2648, 2884, 2979, 3296, 3708, 3972, 4326, 4634, 4944, 5296, 5768, 5958, 6489, 6951, 7416, 7944, 8652, 9268, 9888, 10592, 11536, 11916, 12978, 13902, 14832, 15888, 17304, 18536, 20853, 23072, 23832, 25956, 27804, 29664, 31776, 34093, 34608, 37072, 41706, 47664, 51912, 55608, 68186, 69216, 74144, 83412, 95328, 102279, 103824, 111216, 136372, 166824, 204558, 207648, 222432, 238651, 272744, 306837, 333648, 409116, 477302, 545488, 613674, 667296, 715953, 818232, 954604, 1090976, 1227348, 1431906, 1636464, 1909208, 2147859, 2454696, 2863812, 3272928, 3818416, 4295718, 4909392, 5727624, 7636832, 8591436, 9818784, 11455248, 17182872, 22910496, 34365744, 68731488]

約数ペア:

[(1, 68731488), (2, 34365744), (3, 22910496), (4, 17182872), (6, 11455248), (7, 9818784), (8, 8591436), (9, 7636832), (12, 5727624), (14, 4909392), (16, 4295718), (18, 3818416), (21, 3272928), (24, 2863812), (28, 2454696), (32, 2147859), (36, 1909208), (42, 1636464), (48, 1431906), (56, 1227348), (63, 1090976), (72, 954604), (84, 818232), (96, 715953), (103, 667296), (112, 613674), (126, 545488), (144, 477302), (168, 409116), (206, 333648), (224, 306837), (252, 272744), (288, 238651), (309, 222432), (331, 207648), (336, 204558), (412, 166824), (504, 136372), (618, 111216), (662, 103824), (672, 102279), (721, 95328), (824, 83412), (927, 74144), (993, 69216), (1008, 68186), (1236, 55608), (1324, 51912), (1442, 47664), (1648, 41706), (1854, 37072), (1986, 34608), (2016, 34093), (2163, 31776), (2317, 29664), (2472, 27804), (2648, 25956), (2884, 23832), (2979, 23072), (3296, 20853), (3708, 18536), (3972, 17304), (4326, 15888), (4634, 14832), (4944, 13902), (5296, 12978), (5768, 11916), (5958, 11536), (6489, 10592), (6951, 9888), (7416, 9268), (7944, 8652)]