212323384

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 128

約数和(自身を含む): 517104000

約数和(自身を除く): 304780616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 29, 52, 56, 58, 89, 91, 104, 113, 116, 178, 182, 203, 226, 232, 356, 364, 377, 406, 452, 623, 712, 728, 754, 791, 812, 904, 1157, 1246, 1469, 1508, 1582, 1624, 2314, 2492, 2581, 2639, 2938, 3016, 3164, 3277, 4628, 4984, 5162, 5278, 5876, 6328, 6554, 8099, 9256, 10057, 10283, 10324, 10556, 11752, 13108, 16198, 18067, 20114, 20566, 20648, 21112, 22939, 26216, 32396, 33553, 36134, 40228, 41132, 42601, 45878, 64792, 67106, 70399, 72268, 80456, 82264, 85202, 91756, 130741, 134212, 140798, 144536, 170404, 183512, 234871, 261482, 268424, 281596, 291653, 298207, 340808, 469742, 522964, 563192, 583306, 596414, 915187, 939484, 1045928, 1166612, 1192828, 1830374, 1878968, 2041571, 2333224, 2385656, 3660748, 3791489, 4083142, 7321496, 7582978, 8166284, 15165956, 16332568, 26540423, 30331912, 53080846, 106161692, 212323384]

約数ペア:

[(1, 212323384), (2, 106161692), (4, 53080846), (7, 30331912), (8, 26540423), (13, 16332568), (14, 15165956), (26, 8166284), (28, 7582978), (29, 7321496), (52, 4083142), (56, 3791489), (58, 3660748), (89, 2385656), (91, 2333224), (104, 2041571), (113, 1878968), (116, 1830374), (178, 1192828), (182, 1166612), (203, 1045928), (226, 939484), (232, 915187), (356, 596414), (364, 583306), (377, 563192), (406, 522964), (452, 469742), (623, 340808), (712, 298207), (728, 291653), (754, 281596), (791, 268424), (812, 261482), (904, 234871), (1157, 183512), (1246, 170404), (1469, 144536), (1508, 140798), (1582, 134212), (1624, 130741), (2314, 91756), (2492, 85202), (2581, 82264), (2639, 80456), (2938, 72268), (3016, 70399), (3164, 67106), (3277, 64792), (4628, 45878), (4984, 42601), (5162, 41132), (5278, 40228), (5876, 36134), (6328, 33553), (6554, 32396), (8099, 26216), (9256, 22939), (10057, 21112), (10283, 20648), (10324, 20566), (10556, 20114), (11752, 18067), (13108, 16198)]