28874779080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{386233}}^1$

素因数の和:386343

約数の個数: 128

約数和(自身を含む): 100111852800

約数和(自身を除く): 71237073720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5340, 6230, 7476, 9345, 10680, 12460, 14952, 18690, 24920, 37380, 74760, 386233, 772466, 1158699, 1544932, 1931165, 2317398, 2703631, 3089864, 3862330, 4634796, 5407262, 5793495, 7724660, 8110893, 9269592, 10814524, 11586990, 13518155, 15449320, 16221786, 21629048, 23173980, 27036310, 32443572, 34374737, 40554465, 46347960, 54072620, 64887144, 68749474, 81108930, 103124211, 108145240, 137498948, 162217860, 171873685, 206248422, 240623159, 274997896, 324435720, 343747370, 412496844, 481246318, 515621055, 687494740, 721869477, 824993688, 962492636, 1031242110, 1203115795, 1374989480, 1443738954, 1924985272, 2062484220, 2406231590, 2887477908, 3609347385, 4124968440, 4812463180, 5774955816, 7218694770, 9624926360, 14437389540, 28874779080]

約数ペア:

[(1, 28874779080), (2, 14437389540), (3, 9624926360), (4, 7218694770), (5, 5774955816), (6, 4812463180), (7, 4124968440), (8, 3609347385), (10, 2887477908), (12, 2406231590), (14, 2062484220), (15, 1924985272), (20, 1443738954), (21, 1374989480), (24, 1203115795), (28, 1031242110), (30, 962492636), (35, 824993688), (40, 721869477), (42, 687494740), (56, 515621055), (60, 481246318), (70, 412496844), (84, 343747370), (89, 324435720), (105, 274997896), (120, 240623159), (140, 206248422), (168, 171873685), (178, 162217860), (210, 137498948), (267, 108145240), (280, 103124211), (356, 81108930), (420, 68749474), (445, 64887144), (534, 54072620), (623, 46347960), (712, 40554465), (840, 34374737), (890, 32443572), (1068, 27036310), (1246, 23173980), (1335, 21629048), (1780, 16221786), (1869, 15449320), (2136, 13518155), (2492, 11586990), (2670, 10814524), (3115, 9269592), (3560, 8110893), (3738, 7724660), (4984, 5793495), (5340, 5407262), (6230, 4634796), (7476, 3862330), (9345, 3089864), (10680, 2703631), (12460, 2317398), (14952, 1931165), (18690, 1544932), (24920, 1158699), (37380, 772466), (74760, 386233)]