490790520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:651

約数の個数: 288

約数和(自身を含む): 1848646800

約数和(自身を除く): 1357856280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 121, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 242, 264, 285, 330, 342, 360, 363, 380, 396, 418, 440, 456, 484, 495, 570, 593, 605, 627, 660, 684, 726, 760, 792, 836, 855, 968, 990, 1045, 1089, 1140, 1186, 1210, 1254, 1320, 1368, 1452, 1672, 1710, 1779, 1815, 1881, 1980, 2090, 2178, 2280, 2299, 2372, 2420, 2508, 2904, 2965, 3135, 3420, 3558, 3630, 3762, 3960, 4180, 4356, 4598, 4744, 4840, 5016, 5337, 5445, 5930, 6270, 6523, 6840, 6897, 7116, 7260, 7524, 8360, 8712, 8895, 9196, 9405, 10674, 10890, 11267, 11495, 11860, 12540, 13046, 13794, 14232, 14520, 15048, 17790, 18392, 18810, 19569, 20691, 21348, 21780, 22534, 22990, 23720, 25080, 26092, 26685, 27588, 32615, 33801, 34485, 35580, 37620, 39138, 41382, 42696, 43560, 45068, 45980, 52184, 53370, 55176, 56335, 58707, 65230, 67602, 68970, 71160, 71753, 75240, 78276, 82764, 90136, 91960, 97845, 101403, 103455, 106740, 112670, 117414, 123937, 130460, 135204, 137940, 143506, 156552, 165528, 169005, 195690, 202806, 206910, 213480, 215259, 225340, 234828, 247874, 260920, 270408, 275880, 287012, 293535, 338010, 358765, 371811, 391380, 405612, 413820, 430518, 450680, 469656, 495748, 507015, 574024, 587070, 619685, 645777, 676020, 717530, 743622, 782760, 811224, 827640, 861036, 991496, 1014030, 1076295, 1115433, 1174140, 1239370, 1291554, 1352040, 1363307, 1435060, 1487244, 1722072, 1859055, 2028060, 2152590, 2230866, 2348280, 2478740, 2583108, 2726614, 2870120, 2974488, 3228885, 3718110, 4056120, 4089921, 4305180, 4461732, 4957480, 5166216, 5453228, 5577165, 6457770, 6816535, 7436220, 8179842, 8610360, 8923464, 10906456, 11154330, 12269763, 12915540, 13633070, 14872440, 16359684, 20449605, 22308660, 24539526, 25831080, 27266140, 32719368, 40899210, 44617320, 49079052, 54532280, 61348815, 81798420, 98158104, 122697630, 163596840, 245395260, 490790520]

約数ペア:

[(1, 490790520), (2, 245395260), (3, 163596840), (4, 122697630), (5, 98158104), (6, 81798420), (8, 61348815), (9, 54532280), (10, 49079052), (11, 44617320), (12, 40899210), (15, 32719368), (18, 27266140), (19, 25831080), (20, 24539526), (22, 22308660), (24, 20449605), (30, 16359684), (33, 14872440), (36, 13633070), (38, 12915540), (40, 12269763), (44, 11154330), (45, 10906456), (55, 8923464), (57, 8610360), (60, 8179842), (66, 7436220), (72, 6816535), (76, 6457770), (88, 5577165), (90, 5453228), (95, 5166216), (99, 4957480), (110, 4461732), (114, 4305180), (120, 4089921), (121, 4056120), (132, 3718110), (152, 3228885), (165, 2974488), (171, 2870120), (180, 2726614), (190, 2583108), (198, 2478740), (209, 2348280), (220, 2230866), (228, 2152590), (242, 2028060), (264, 1859055), (285, 1722072), (330, 1487244), (342, 1435060), (360, 1363307), (363, 1352040), (380, 1291554), (396, 1239370), (418, 1174140), (440, 1115433), (456, 1076295), (484, 1014030), (495, 991496), (570, 861036), (593, 827640), (605, 811224), (627, 782760), (660, 743622), (684, 717530), (726, 676020), (760, 645777), (792, 619685), (836, 587070), (855, 574024), (968, 507015), (990, 495748), (1045, 469656), (1089, 450680), (1140, 430518), (1186, 413820), (1210, 405612), (1254, 391380), (1320, 371811), (1368, 358765), (1452, 338010), (1672, 293535), (1710, 287012), (1779, 275880), (1815, 270408), (1881, 260920), (1980, 247874), (2090, 234828), (2178, 225340), (2280, 215259), (2299, 213480), (2372, 206910), (2420, 202806), (2508, 195690), (2904, 169005), (2965, 165528), (3135, 156552), (3420, 143506), (3558, 137940), (3630, 135204), (3762, 130460), (3960, 123937), (4180, 117414), (4356, 112670), (4598, 106740), (4744, 103455), (4840, 101403), (5016, 97845), (5337, 91960), (5445, 90136), (5930, 82764), (6270, 78276), (6523, 75240), (6840, 71753), (6897, 71160), (7116, 68970), (7260, 67602), (7524, 65230), (8360, 58707), (8712, 56335), (8895, 55176), (9196, 53370), (9405, 52184), (10674, 45980), (10890, 45068), (11267, 43560), (11495, 42696), (11860, 41382), (12540, 39138), (13046, 37620), (13794, 35580), (14232, 34485), (14520, 33801), (15048, 32615), (17790, 27588), (18392, 26685), (18810, 26092), (19569, 25080), (20691, 23720), (21348, 22990), (21780, 22534)]