280235714220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{493147}}^1$

素因数の和:493221

約数の個数: 288

約数和(自身を含む): 1085651513856

約数和(自身を除く): 805415799636

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 41, 42, 44, 45, 55, 60, 63, 66, 70, 77, 82, 84, 90, 99, 105, 110, 123, 126, 132, 140, 154, 164, 165, 180, 198, 205, 210, 220, 231, 246, 252, 287, 308, 315, 330, 369, 385, 396, 410, 420, 451, 462, 492, 495, 574, 615, 630, 660, 693, 738, 770, 820, 861, 902, 924, 990, 1148, 1155, 1230, 1260, 1353, 1386, 1435, 1476, 1540, 1722, 1804, 1845, 1980, 2255, 2310, 2460, 2583, 2706, 2772, 2870, 3157, 3444, 3465, 3690, 4059, 4305, 4510, 4620, 5166, 5412, 5740, 6314, 6765, 6930, 7380, 8118, 8610, 9020, 9471, 10332, 12628, 12915, 13530, 13860, 15785, 16236, 17220, 18942, 20295, 25830, 27060, 28413, 31570, 37884, 40590, 47355, 51660, 56826, 63140, 81180, 94710, 113652, 142065, 189420, 284130, 493147, 568260, 986294, 1479441, 1972588, 2465735, 2958882, 3452029, 4438323, 4931470, 5424617, 5917764, 6904058, 7397205, 8876646, 9862940, 10356087, 10849234, 13808116, 14794410, 16273851, 17260145, 17753292, 20219027, 20712174, 21698468, 22191615, 27123085, 29588820, 31068261, 32547702, 34520290, 37972319, 40438054, 41424348, 44383230, 48821553, 51780435, 54246170, 60657081, 62136522, 65095404, 69040580, 75944638, 80876108, 81369255, 88766460, 97643106, 101095135, 103560870, 108492340, 113916957, 121314162, 124273044, 141533189, 151889276, 155341305, 162738510, 181971243, 189861595, 195286212, 202190270, 207121740, 222409297, 227833914, 242628324, 244107765, 283066378, 303285405, 310682610, 325477020, 341750871, 363942486, 379723190, 404380540, 424599567, 444818594, 455667828, 488215530, 566132756, 569584785, 606570810, 621365220, 667227891, 683501742, 707665945, 727884972, 759446380, 849199134, 889637188, 909856215, 976431060, 1112046485, 1139169570, 1213141620, 1273798701, 1334455782, 1367003484, 1415331890, 1556865079, 1698398268, 1708754355, 1819712430, 2001683673, 2122997835, 2224092970, 2278339140, 2547597402, 2668911564, 2830663780, 3113730158, 3336139455, 3417508710, 3639424860, 4003367346, 4245995670, 4448185940, 4670595237, 5095194804, 6227460316, 6368993505, 6672278910, 6835017420, 7784325395, 8006734692, 8491991340, 9341190474, 10008418365, 12737987010, 13344557820, 14011785711, 15568650790, 18682380948, 20016836730, 23352976185, 25475974020, 28023571422, 31137301580, 40033673460, 46705952370, 56047142844, 70058928555, 93411904740, 140117857110, 280235714220]

約数ペア:

[(1, 280235714220), (2, 140117857110), (3, 93411904740), (4, 70058928555), (5, 56047142844), (6, 46705952370), (7, 40033673460), (9, 31137301580), (10, 28023571422), (11, 25475974020), (12, 23352976185), (14, 20016836730), (15, 18682380948), (18, 15568650790), (20, 14011785711), (21, 13344557820), (22, 12737987010), (28, 10008418365), (30, 9341190474), (33, 8491991340), (35, 8006734692), (36, 7784325395), (41, 6835017420), (42, 6672278910), (44, 6368993505), (45, 6227460316), (55, 5095194804), (60, 4670595237), (63, 4448185940), (66, 4245995670), (70, 4003367346), (77, 3639424860), (82, 3417508710), (84, 3336139455), (90, 3113730158), (99, 2830663780), (105, 2668911564), (110, 2547597402), (123, 2278339140), (126, 2224092970), (132, 2122997835), (140, 2001683673), (154, 1819712430), (164, 1708754355), (165, 1698398268), (180, 1556865079), (198, 1415331890), (205, 1367003484), (210, 1334455782), (220, 1273798701), (231, 1213141620), (246, 1139169570), (252, 1112046485), (287, 976431060), (308, 909856215), (315, 889637188), (330, 849199134), (369, 759446380), (385, 727884972), (396, 707665945), (410, 683501742), (420, 667227891), (451, 621365220), (462, 606570810), (492, 569584785), (495, 566132756), (574, 488215530), (615, 455667828), (630, 444818594), (660, 424599567), (693, 404380540), (738, 379723190), (770, 363942486), (820, 341750871), (861, 325477020), (902, 310682610), (924, 303285405), (990, 283066378), (1148, 244107765), (1155, 242628324), (1230, 227833914), (1260, 222409297), (1353, 207121740), (1386, 202190270), (1435, 195286212), (1476, 189861595), (1540, 181971243), (1722, 162738510), (1804, 155341305), (1845, 151889276), (1980, 141533189), (2255, 124273044), (2310, 121314162), (2460, 113916957), (2583, 108492340), (2706, 103560870), (2772, 101095135), (2870, 97643106), (3157, 88766460), (3444, 81369255), (3465, 80876108), (3690, 75944638), (4059, 69040580), (4305, 65095404), (4510, 62136522), (4620, 60657081), (5166, 54246170), (5412, 51780435), (5740, 48821553), (6314, 44383230), (6765, 41424348), (6930, 40438054), (7380, 37972319), (8118, 34520290), (8610, 32547702), (9020, 31068261), (9471, 29588820), (10332, 27123085), (12628, 22191615), (12915, 21698468), (13530, 20712174), (13860, 20219027), (15785, 17753292), (16236, 17260145), (17220, 16273851), (18942, 14794410), (20295, 13808116), (25830, 10849234), (27060, 10356087), (28413, 9862940), (31570, 8876646), (37884, 7397205), (40590, 6904058), (47355, 5917764), (51660, 5424617), (56826, 4931470), (63140, 4438323), (81180, 3452029), (94710, 2958882), (113652, 2465735), (142065, 1972588), (189420, 1479441), (284130, 986294), (493147, 568260)]