20195849880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{49081}}^1$

素因数の和:49231

約数の個数: 160

約数和(自身を含む): 68416381440

約数和(自身を除く): 48220531560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 127, 135, 162, 180, 216, 254, 270, 324, 360, 381, 405, 508, 540, 635, 648, 762, 810, 1016, 1080, 1143, 1270, 1524, 1620, 1905, 2286, 2540, 3048, 3240, 3429, 3810, 4572, 5080, 5715, 6858, 7620, 9144, 10287, 11430, 13716, 15240, 17145, 20574, 22860, 27432, 34290, 41148, 45720, 49081, 51435, 68580, 82296, 98162, 102870, 137160, 147243, 196324, 205740, 245405, 294486, 392648, 411480, 441729, 490810, 588972, 736215, 883458, 981620, 1177944, 1325187, 1472430, 1766916, 1963240, 2208645, 2650374, 2944860, 3533832, 3975561, 4417290, 5300748, 5889720, 6233287, 6625935, 7951122, 8834580, 10601496, 12466574, 13251870, 15902244, 17669160, 18699861, 19877805, 24933148, 26503740, 31166435, 31804488, 37399722, 39755610, 49866296, 53007480, 56099583, 62332870, 74799444, 79511220, 93499305, 112199166, 124665740, 149598888, 159022440, 168298749, 186998610, 224398332, 249331480, 280497915, 336597498, 373997220, 448796664, 504896247, 560995830, 673194996, 747994440, 841493745, 1009792494, 1121991660, 1346389992, 1682987490, 2019584988, 2243983320, 2524481235, 3365974980, 4039169976, 5048962470, 6731949960, 10097924940, 20195849880]

約数ペア:

[(1, 20195849880), (2, 10097924940), (3, 6731949960), (4, 5048962470), (5, 4039169976), (6, 3365974980), (8, 2524481235), (9, 2243983320), (10, 2019584988), (12, 1682987490), (15, 1346389992), (18, 1121991660), (20, 1009792494), (24, 841493745), (27, 747994440), (30, 673194996), (36, 560995830), (40, 504896247), (45, 448796664), (54, 373997220), (60, 336597498), (72, 280497915), (81, 249331480), (90, 224398332), (108, 186998610), (120, 168298749), (127, 159022440), (135, 149598888), (162, 124665740), (180, 112199166), (216, 93499305), (254, 79511220), (270, 74799444), (324, 62332870), (360, 56099583), (381, 53007480), (405, 49866296), (508, 39755610), (540, 37399722), (635, 31804488), (648, 31166435), (762, 26503740), (810, 24933148), (1016, 19877805), (1080, 18699861), (1143, 17669160), (1270, 15902244), (1524, 13251870), (1620, 12466574), (1905, 10601496), (2286, 8834580), (2540, 7951122), (3048, 6625935), (3240, 6233287), (3429, 5889720), (3810, 5300748), (4572, 4417290), (5080, 3975561), (5715, 3533832), (6858, 2944860), (7620, 2650374), (9144, 2208645), (10287, 1963240), (11430, 1766916), (13716, 1472430), (15240, 1325187), (17145, 1177944), (20574, 981620), (22860, 883458), (27432, 736215), (34290, 588972), (41148, 490810), (45720, 441729), (49081, 411480), (51435, 392648), (68580, 294486), (82296, 245405), (98162, 205740), (102870, 196324), (137160, 147243)]