217040796

素因数分解:

$2^2\times 3^6\times 7^4\times {\mathrm{31}}^1$

素因数の和:81

約数の個数: 210

約数和(自身を含む): 685774432

約数和(自身を除く): 468733636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 81, 84, 93, 98, 108, 124, 126, 147, 162, 186, 189, 196, 217, 243, 252, 279, 294, 324, 343, 372, 378, 434, 441, 486, 558, 567, 588, 651, 686, 729, 756, 837, 868, 882, 972, 1029, 1116, 1134, 1302, 1323, 1372, 1458, 1519, 1674, 1701, 1764, 1953, 2058, 2268, 2401, 2511, 2604, 2646, 2916, 3038, 3087, 3348, 3402, 3906, 3969, 4116, 4557, 4802, 5022, 5103, 5292, 5859, 6076, 6174, 6804, 7203, 7533, 7812, 7938, 9114, 9261, 9604, 10044, 10206, 10633, 11718, 11907, 12348, 13671, 14406, 15066, 15876, 17577, 18228, 18522, 20412, 21266, 21609, 22599, 23436, 23814, 27342, 27783, 28812, 30132, 31899, 35154, 35721, 37044, 41013, 42532, 43218, 45198, 47628, 52731, 54684, 55566, 63798, 64827, 70308, 71442, 74431, 82026, 83349, 86436, 90396, 95697, 105462, 111132, 123039, 127596, 129654, 142884, 148862, 158193, 164052, 166698, 191394, 194481, 210924, 223293, 246078, 250047, 259308, 287091, 297724, 316386, 333396, 369117, 382788, 388962, 446586, 492156, 500094, 574182, 583443, 632772, 669879, 738234, 777924, 861273, 893172, 1000188, 1107351, 1148364, 1166886, 1339758, 1476468, 1722546, 1750329, 2009637, 2214702, 2333772, 2583819, 2679516, 3445092, 3500658, 4019274, 4429404, 5167638, 6028911, 7001316, 7751457, 8038548, 10335276, 12057822, 15502914, 18086733, 24115644, 31005828, 36173466, 54260199, 72346932, 108520398, 217040796]

約数ペア:

[(1, 217040796), (2, 108520398), (3, 72346932), (4, 54260199), (6, 36173466), (7, 31005828), (9, 24115644), (12, 18086733), (14, 15502914), (18, 12057822), (21, 10335276), (27, 8038548), (28, 7751457), (31, 7001316), (36, 6028911), (42, 5167638), (49, 4429404), (54, 4019274), (62, 3500658), (63, 3445092), (81, 2679516), (84, 2583819), (93, 2333772), (98, 2214702), (108, 2009637), (124, 1750329), (126, 1722546), (147, 1476468), (162, 1339758), (186, 1166886), (189, 1148364), (196, 1107351), (217, 1000188), (243, 893172), (252, 861273), (279, 777924), (294, 738234), (324, 669879), (343, 632772), (372, 583443), (378, 574182), (434, 500094), (441, 492156), (486, 446586), (558, 388962), (567, 382788), (588, 369117), (651, 333396), (686, 316386), (729, 297724), (756, 287091), (837, 259308), (868, 250047), (882, 246078), (972, 223293), (1029, 210924), (1116, 194481), (1134, 191394), (1302, 166698), (1323, 164052), (1372, 158193), (1458, 148862), (1519, 142884), (1674, 129654), (1701, 127596), (1764, 123039), (1953, 111132), (2058, 105462), (2268, 95697), (2401, 90396), (2511, 86436), (2604, 83349), (2646, 82026), (2916, 74431), (3038, 71442), (3087, 70308), (3348, 64827), (3402, 63798), (3906, 55566), (3969, 54684), (4116, 52731), (4557, 47628), (4802, 45198), (5022, 43218), (5103, 42532), (5292, 41013), (5859, 37044), (6076, 35721), (6174, 35154), (6804, 31899), (7203, 30132), (7533, 28812), (7812, 27783), (7938, 27342), (9114, 23814), (9261, 23436), (9604, 22599), (10044, 21609), (10206, 21266), (10633, 20412), (11718, 18522), (11907, 18228), (12348, 17577), (13671, 15876), (14406, 15066)]