642237750

素因数分解:

$2^1\times 3^2\times 5^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 288

約数和(自身を含む): 2188001088

約数和(自身を除く): 1545763338

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 30, 33, 35, 42, 45, 50, 55, 63, 66, 70, 75, 77, 90, 99, 105, 110, 121, 125, 126, 150, 154, 165, 175, 198, 210, 225, 231, 242, 250, 275, 315, 330, 337, 350, 363, 375, 385, 450, 462, 495, 525, 550, 605, 630, 674, 693, 726, 750, 770, 825, 847, 875, 990, 1011, 1050, 1089, 1125, 1155, 1210, 1375, 1386, 1575, 1650, 1685, 1694, 1750, 1815, 1925, 2022, 2178, 2250, 2310, 2359, 2475, 2541, 2625, 2750, 3025, 3033, 3150, 3370, 3465, 3630, 3707, 3850, 4125, 4235, 4718, 4950, 5055, 5082, 5250, 5445, 5775, 6050, 6066, 6930, 7077, 7414, 7623, 7875, 8250, 8425, 8470, 9075, 9625, 10110, 10890, 11121, 11550, 11795, 12375, 12705, 14154, 15125, 15165, 15246, 15750, 16850, 17325, 18150, 18535, 19250, 21175, 21231, 22242, 23590, 24750, 25275, 25410, 25949, 27225, 28875, 30250, 30330, 33363, 34650, 35385, 37070, 38115, 40777, 42125, 42350, 42462, 45375, 50550, 51898, 54450, 55605, 57750, 58975, 63525, 66726, 70770, 75825, 76230, 77847, 81554, 84250, 86625, 90750, 92675, 105875, 106155, 111210, 117950, 122331, 126375, 127050, 129745, 136125, 151650, 155694, 166815, 173250, 176925, 185350, 190575, 203885, 211750, 212310, 233541, 244662, 252750, 259490, 272250, 278025, 285439, 294875, 317625, 333630, 353850, 366993, 379125, 381150, 389235, 407770, 463375, 467082, 530775, 556050, 570878, 589750, 611655, 635250, 648725, 733986, 758250, 778470, 834075, 856317, 884625, 926750, 952875, 1019425, 1061550, 1167705, 1223310, 1297450, 1390125, 1427195, 1668150, 1712634, 1769250, 1834965, 1905750, 1946175, 2038850, 2335410, 2568951, 2653875, 2780250, 2854390, 3058275, 3243625, 3669930, 3892350, 4170375, 4281585, 5097125, 5137902, 5307750, 5838525, 6116550, 6487250, 7135975, 8340750, 8563170, 9174825, 9730875, 10194250, 11677050, 12844755, 14271950, 15291375, 18349650, 19461750, 21407925, 25689510, 29192625, 30582750, 35679875, 42815850, 45874125, 58385250, 64223775, 71359750, 91748250, 107039625, 128447550, 214079250, 321118875, 642237750]

約数ペア:

[(1, 642237750), (2, 321118875), (3, 214079250), (5, 128447550), (6, 107039625), (7, 91748250), (9, 71359750), (10, 64223775), (11, 58385250), (14, 45874125), (15, 42815850), (18, 35679875), (21, 30582750), (22, 29192625), (25, 25689510), (30, 21407925), (33, 19461750), (35, 18349650), (42, 15291375), (45, 14271950), (50, 12844755), (55, 11677050), (63, 10194250), (66, 9730875), (70, 9174825), (75, 8563170), (77, 8340750), (90, 7135975), (99, 6487250), (105, 6116550), (110, 5838525), (121, 5307750), (125, 5137902), (126, 5097125), (150, 4281585), (154, 4170375), (165, 3892350), (175, 3669930), (198, 3243625), (210, 3058275), (225, 2854390), (231, 2780250), (242, 2653875), (250, 2568951), (275, 2335410), (315, 2038850), (330, 1946175), (337, 1905750), (350, 1834965), (363, 1769250), (375, 1712634), (385, 1668150), (450, 1427195), (462, 1390125), (495, 1297450), (525, 1223310), (550, 1167705), (605, 1061550), (630, 1019425), (674, 952875), (693, 926750), (726, 884625), (750, 856317), (770, 834075), (825, 778470), (847, 758250), (875, 733986), (990, 648725), (1011, 635250), (1050, 611655), (1089, 589750), (1125, 570878), (1155, 556050), (1210, 530775), (1375, 467082), (1386, 463375), (1575, 407770), (1650, 389235), (1685, 381150), (1694, 379125), (1750, 366993), (1815, 353850), (1925, 333630), (2022, 317625), (2178, 294875), (2250, 285439), (2310, 278025), (2359, 272250), (2475, 259490), (2541, 252750), (2625, 244662), (2750, 233541), (3025, 212310), (3033, 211750), (3150, 203885), (3370, 190575), (3465, 185350), (3630, 176925), (3707, 173250), (3850, 166815), (4125, 155694), (4235, 151650), (4718, 136125), (4950, 129745), (5055, 127050), (5082, 126375), (5250, 122331), (5445, 117950), (5775, 111210), (6050, 106155), (6066, 105875), (6930, 92675), (7077, 90750), (7414, 86625), (7623, 84250), (7875, 81554), (8250, 77847), (8425, 76230), (8470, 75825), (9075, 70770), (9625, 66726), (10110, 63525), (10890, 58975), (11121, 57750), (11550, 55605), (11795, 54450), (12375, 51898), (12705, 50550), (14154, 45375), (15125, 42462), (15165, 42350), (15246, 42125), (15750, 40777), (16850, 38115), (17325, 37070), (18150, 35385), (18535, 34650), (19250, 33363), (21175, 30330), (21231, 30250), (22242, 28875), (23590, 27225), (24750, 25949), (25275, 25410)]