20005256880

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{147011}}^1$

素因数の和:147046

約数の個数: 240

約数和(自身を含む): 79626403584

約数和(自身を除く): 59621146704

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3240, 3402, 3780, 3888, 4536, 4860, 5040, 5670, 6480, 6804, 7560, 8505, 9072, 9720, 11340, 13608, 15120, 17010, 19440, 22680, 27216, 34020, 45360, 68040, 136080, 147011, 294022, 441033, 588044, 735055, 882066, 1029077, 1176088, 1323099, 1470110, 1764132, 2058154, 2205165, 2352176, 2646198, 2940220, 3087231, 3528264, 3969297, 4116308, 4410330, 5145385, 5292396, 5880440, 6174462, 6615495, 7056528, 7938594, 8232616, 8820660, 9261693, 10290770, 10584792, 11760880, 11907891, 12348924, 13230990, 15436155, 15877188, 16465232, 17641320, 18523386, 19846485, 20581540, 21169584, 23815782, 24697848, 26461980, 27785079, 30872310, 31754376, 35282640, 35723673, 37046772, 39692970, 41163080, 46308465, 47631564, 49395696, 52923960, 55570158, 59539455, 61744620, 63508752, 71447346, 74093544, 79385940, 82326160, 83355237, 92616930, 95263128, 105847920, 111140316, 119078910, 123489240, 138925395, 142894692, 148187088, 158771880, 166710474, 178618365, 185233860, 190526256, 222280632, 238157820, 246978480, 250065711, 277850790, 285789384, 317543760, 333420948, 357236730, 370467720, 416776185, 444561264, 476315640, 500131422, 555701580, 571578768, 666841896, 714473460, 740935440, 833552370, 952631280, 1000262844, 1111403160, 1250328555, 1333683792, 1428946920, 1667104740, 2000525688, 2222806320, 2500657110, 2857893840, 3334209480, 4001051376, 5001314220, 6668418960, 10002628440, 20005256880]

約数ペア:

[(1, 20005256880), (2, 10002628440), (3, 6668418960), (4, 5001314220), (5, 4001051376), (6, 3334209480), (7, 2857893840), (8, 2500657110), (9, 2222806320), (10, 2000525688), (12, 1667104740), (14, 1428946920), (15, 1333683792), (16, 1250328555), (18, 1111403160), (20, 1000262844), (21, 952631280), (24, 833552370), (27, 740935440), (28, 714473460), (30, 666841896), (35, 571578768), (36, 555701580), (40, 500131422), (42, 476315640), (45, 444561264), (48, 416776185), (54, 370467720), (56, 357236730), (60, 333420948), (63, 317543760), (70, 285789384), (72, 277850790), (80, 250065711), (81, 246978480), (84, 238157820), (90, 222280632), (105, 190526256), (108, 185233860), (112, 178618365), (120, 166710474), (126, 158771880), (135, 148187088), (140, 142894692), (144, 138925395), (162, 123489240), (168, 119078910), (180, 111140316), (189, 105847920), (210, 95263128), (216, 92616930), (240, 83355237), (243, 82326160), (252, 79385940), (270, 74093544), (280, 71447346), (315, 63508752), (324, 61744620), (336, 59539455), (360, 55570158), (378, 52923960), (405, 49395696), (420, 47631564), (432, 46308465), (486, 41163080), (504, 39692970), (540, 37046772), (560, 35723673), (567, 35282640), (630, 31754376), (648, 30872310), (720, 27785079), (756, 26461980), (810, 24697848), (840, 23815782), (945, 21169584), (972, 20581540), (1008, 19846485), (1080, 18523386), (1134, 17641320), (1215, 16465232), (1260, 15877188), (1296, 15436155), (1512, 13230990), (1620, 12348924), (1680, 11907891), (1701, 11760880), (1890, 10584792), (1944, 10290770), (2160, 9261693), (2268, 8820660), (2430, 8232616), (2520, 7938594), (2835, 7056528), (3024, 6615495), (3240, 6174462), (3402, 5880440), (3780, 5292396), (3888, 5145385), (4536, 4410330), (4860, 4116308), (5040, 3969297), (5670, 3528264), (6480, 3087231), (6804, 2940220), (7560, 2646198), (8505, 2352176), (9072, 2205165), (9720, 2058154), (11340, 1764132), (13608, 1470110), (15120, 1323099), (17010, 1176088), (19440, 1029077), (22680, 882066), (27216, 735055), (34020, 588044), (45360, 441033), (68040, 294022), (136080, 147011)]