254603412

素因数分解:

$2^2\times 3^4\times 7^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 240

約数和(自身を含む): 813120000

約数和(自身を除く): 558516588

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 49, 54, 58, 63, 79, 81, 84, 87, 98, 108, 116, 126, 147, 158, 162, 174, 189, 196, 203, 237, 252, 261, 294, 316, 324, 343, 348, 378, 406, 441, 474, 522, 553, 567, 588, 609, 686, 711, 756, 783, 812, 882, 948, 1029, 1044, 1106, 1134, 1218, 1323, 1372, 1421, 1422, 1566, 1659, 1764, 1827, 2058, 2133, 2212, 2268, 2291, 2349, 2436, 2646, 2842, 2844, 3087, 3132, 3318, 3654, 3871, 3969, 4116, 4263, 4266, 4582, 4698, 4977, 5292, 5481, 5684, 6174, 6399, 6636, 6873, 7308, 7742, 7938, 8526, 8532, 9164, 9261, 9396, 9947, 9954, 10962, 11613, 12348, 12789, 12798, 13746, 14931, 15484, 15876, 16037, 16443, 17052, 18522, 19894, 19908, 20619, 21924, 23226, 25578, 25596, 27097, 27492, 27783, 29841, 29862, 32074, 32886, 34839, 37044, 38367, 39788, 41238, 44793, 46452, 48111, 51156, 54194, 55566, 59682, 59724, 61857, 64148, 65772, 69678, 76734, 81291, 82476, 89523, 89586, 96222, 104517, 108388, 111132, 112259, 115101, 119364, 123714, 139356, 144333, 153468, 162582, 179046, 179172, 185571, 192444, 209034, 224518, 230202, 243873, 247428, 268569, 288666, 313551, 325164, 336777, 358092, 371142, 418068, 432999, 449036, 460404, 487746, 537138, 577332, 627102, 673554, 731619, 742284, 785813, 805707, 865998, 975492, 1010331, 1074276, 1254204, 1298997, 1347108, 1463238, 1571626, 1611414, 1731996, 2020662, 2194857, 2357439, 2597994, 2926476, 3030993, 3143252, 3222828, 4041324, 4389714, 4714878, 5195988, 6061986, 7072317, 8779428, 9092979, 9429756, 12123972, 14144634, 18185958, 21216951, 28289268, 36371916, 42433902, 63650853, 84867804, 127301706, 254603412]

約数ペア:

[(1, 254603412), (2, 127301706), (3, 84867804), (4, 63650853), (6, 42433902), (7, 36371916), (9, 28289268), (12, 21216951), (14, 18185958), (18, 14144634), (21, 12123972), (27, 9429756), (28, 9092979), (29, 8779428), (36, 7072317), (42, 6061986), (49, 5195988), (54, 4714878), (58, 4389714), (63, 4041324), (79, 3222828), (81, 3143252), (84, 3030993), (87, 2926476), (98, 2597994), (108, 2357439), (116, 2194857), (126, 2020662), (147, 1731996), (158, 1611414), (162, 1571626), (174, 1463238), (189, 1347108), (196, 1298997), (203, 1254204), (237, 1074276), (252, 1010331), (261, 975492), (294, 865998), (316, 805707), (324, 785813), (343, 742284), (348, 731619), (378, 673554), (406, 627102), (441, 577332), (474, 537138), (522, 487746), (553, 460404), (567, 449036), (588, 432999), (609, 418068), (686, 371142), (711, 358092), (756, 336777), (783, 325164), (812, 313551), (882, 288666), (948, 268569), (1029, 247428), (1044, 243873), (1106, 230202), (1134, 224518), (1218, 209034), (1323, 192444), (1372, 185571), (1421, 179172), (1422, 179046), (1566, 162582), (1659, 153468), (1764, 144333), (1827, 139356), (2058, 123714), (2133, 119364), (2212, 115101), (2268, 112259), (2291, 111132), (2349, 108388), (2436, 104517), (2646, 96222), (2842, 89586), (2844, 89523), (3087, 82476), (3132, 81291), (3318, 76734), (3654, 69678), (3871, 65772), (3969, 64148), (4116, 61857), (4263, 59724), (4266, 59682), (4582, 55566), (4698, 54194), (4977, 51156), (5292, 48111), (5481, 46452), (5684, 44793), (6174, 41238), (6399, 39788), (6636, 38367), (6873, 37044), (7308, 34839), (7742, 32886), (7938, 32074), (8526, 29862), (8532, 29841), (9164, 27783), (9261, 27492), (9396, 27097), (9947, 25596), (9954, 25578), (10962, 23226), (11613, 21924), (12348, 20619), (12789, 19908), (12798, 19894), (13746, 18522), (14931, 17052), (15484, 16443), (15876, 16037)]