20207070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 160

約数和(自身を含む): 62203680

約数和(自身を除く): 41996610

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 54, 57, 65, 78, 81, 90, 95, 101, 114, 117, 130, 135, 162, 171, 190, 195, 202, 234, 247, 270, 285, 303, 342, 351, 390, 405, 494, 505, 513, 570, 585, 606, 702, 741, 810, 855, 909, 1010, 1026, 1053, 1170, 1235, 1313, 1482, 1515, 1539, 1710, 1755, 1818, 1919, 2106, 2223, 2470, 2565, 2626, 2727, 3030, 3078, 3510, 3705, 3838, 3939, 4446, 4545, 5130, 5265, 5454, 5757, 6565, 6669, 7410, 7695, 7878, 8181, 9090, 9595, 10530, 11115, 11514, 11817, 13130, 13338, 13635, 15390, 16362, 17271, 19190, 19695, 20007, 22230, 23634, 24947, 27270, 28785, 33345, 34542, 35451, 39390, 40014, 40905, 49894, 51813, 57570, 59085, 66690, 70902, 74841, 81810, 86355, 100035, 103626, 106353, 118170, 124735, 149682, 155439, 172710, 177255, 200070, 212706, 224523, 249470, 259065, 310878, 354510, 374205, 449046, 518130, 531765, 673569, 748410, 777195, 1063530, 1122615, 1347138, 1554390, 2020707, 2245230, 3367845, 4041414, 6735690, 10103535, 20207070]

約数ペア:

[(1, 20207070), (2, 10103535), (3, 6735690), (5, 4041414), (6, 3367845), (9, 2245230), (10, 2020707), (13, 1554390), (15, 1347138), (18, 1122615), (19, 1063530), (26, 777195), (27, 748410), (30, 673569), (38, 531765), (39, 518130), (45, 449046), (54, 374205), (57, 354510), (65, 310878), (78, 259065), (81, 249470), (90, 224523), (95, 212706), (101, 200070), (114, 177255), (117, 172710), (130, 155439), (135, 149682), (162, 124735), (171, 118170), (190, 106353), (195, 103626), (202, 100035), (234, 86355), (247, 81810), (270, 74841), (285, 70902), (303, 66690), (342, 59085), (351, 57570), (390, 51813), (405, 49894), (494, 40905), (505, 40014), (513, 39390), (570, 35451), (585, 34542), (606, 33345), (702, 28785), (741, 27270), (810, 24947), (855, 23634), (909, 22230), (1010, 20007), (1026, 19695), (1053, 19190), (1170, 17271), (1235, 16362), (1313, 15390), (1482, 13635), (1515, 13338), (1539, 13130), (1710, 11817), (1755, 11514), (1818, 11115), (1919, 10530), (2106, 9595), (2223, 9090), (2470, 8181), (2565, 7878), (2626, 7695), (2727, 7410), (3030, 6669), (3078, 6565), (3510, 5757), (3705, 5454), (3838, 5265), (3939, 5130), (4446, 4545)]