217528416

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:679

約数の個数: 240

約数和(自身を含む): 770837760

約数和(自身を除く): 553309344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 32, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 96, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 224, 228, 252, 266, 288, 304, 324, 336, 342, 378, 399, 432, 456, 504, 513, 532, 567, 608, 631, 648, 672, 684, 756, 798, 864, 912, 1008, 1026, 1064, 1134, 1197, 1262, 1296, 1368, 1512, 1539, 1596, 1824, 1893, 2016, 2052, 2128, 2268, 2394, 2524, 2592, 2736, 3024, 3078, 3192, 3591, 3786, 4104, 4256, 4417, 4536, 4788, 5048, 5472, 5679, 6048, 6156, 6384, 7182, 7572, 8208, 8834, 9072, 9576, 10096, 10773, 11358, 11989, 12312, 12768, 13251, 14364, 15144, 16416, 17037, 17668, 18144, 19152, 20192, 21546, 22716, 23978, 24624, 26502, 28728, 30288, 34074, 35336, 35967, 38304, 39753, 43092, 45432, 47956, 49248, 51111, 53004, 57456, 60576, 68148, 70672, 71934, 79506, 83923, 86184, 90864, 95912, 102222, 106008, 107901, 114912, 119259, 136296, 141344, 143868, 159012, 167846, 172368, 181728, 191824, 204444, 212016, 215802, 238518, 251769, 272592, 287736, 318024, 323703, 335692, 344736, 357777, 383648, 408888, 424032, 431604, 477036, 503538, 545184, 575472, 636048, 647406, 671384, 715554, 755307, 817776, 863208, 954072, 971109, 1007076, 1150944, 1272096, 1294812, 1342768, 1431108, 1510614, 1635552, 1726416, 1908144, 1942218, 2014152, 2265921, 2589624, 2685536, 2862216, 3021228, 3452832, 3816288, 3884436, 4028304, 4531842, 5179248, 5724432, 6042456, 6797763, 7768872, 8056608, 9063684, 10358496, 11448864, 12084912, 13595526, 15537744, 18127368, 24169824, 27191052, 31075488, 36254736, 54382104, 72509472, 108764208, 217528416]

約数ペア:

[(1, 217528416), (2, 108764208), (3, 72509472), (4, 54382104), (6, 36254736), (7, 31075488), (8, 27191052), (9, 24169824), (12, 18127368), (14, 15537744), (16, 13595526), (18, 12084912), (19, 11448864), (21, 10358496), (24, 9063684), (27, 8056608), (28, 7768872), (32, 6797763), (36, 6042456), (38, 5724432), (42, 5179248), (48, 4531842), (54, 4028304), (56, 3884436), (57, 3816288), (63, 3452832), (72, 3021228), (76, 2862216), (81, 2685536), (84, 2589624), (96, 2265921), (108, 2014152), (112, 1942218), (114, 1908144), (126, 1726416), (133, 1635552), (144, 1510614), (152, 1431108), (162, 1342768), (168, 1294812), (171, 1272096), (189, 1150944), (216, 1007076), (224, 971109), (228, 954072), (252, 863208), (266, 817776), (288, 755307), (304, 715554), (324, 671384), (336, 647406), (342, 636048), (378, 575472), (399, 545184), (432, 503538), (456, 477036), (504, 431604), (513, 424032), (532, 408888), (567, 383648), (608, 357777), (631, 344736), (648, 335692), (672, 323703), (684, 318024), (756, 287736), (798, 272592), (864, 251769), (912, 238518), (1008, 215802), (1026, 212016), (1064, 204444), (1134, 191824), (1197, 181728), (1262, 172368), (1296, 167846), (1368, 159012), (1512, 143868), (1539, 141344), (1596, 136296), (1824, 119259), (1893, 114912), (2016, 107901), (2052, 106008), (2128, 102222), (2268, 95912), (2394, 90864), (2524, 86184), (2592, 83923), (2736, 79506), (3024, 71934), (3078, 70672), (3192, 68148), (3591, 60576), (3786, 57456), (4104, 53004), (4256, 51111), (4417, 49248), (4536, 47956), (4788, 45432), (5048, 43092), (5472, 39753), (5679, 38304), (6048, 35967), (6156, 35336), (6384, 34074), (7182, 30288), (7572, 28728), (8208, 26502), (8834, 24624), (9072, 23978), (9576, 22716), (10096, 21546), (10773, 20192), (11358, 19152), (11989, 18144), (12312, 17668), (12768, 17037), (13251, 16416), (14364, 15144)]