261510984

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9103}}^1$

素因数の和:9144

約数の個数: 128

約数和(自身を含む): 873984000

約数和(自身を除く): 612473016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 9103, 9576, 14364, 18206, 27309, 28728, 36412, 54618, 63721, 72824, 81927, 109236, 127442, 163854, 172957, 191163, 218472, 245781, 254884, 327708, 345914, 382326, 491562, 509768, 518871, 573489, 655416, 691828, 764652, 983124, 1037742, 1146978, 1210699, 1383656, 1529304, 1556613, 1720467, 1966248, 2075484, 2293956, 2421398, 3113226, 3440934, 3632097, 4150968, 4587912, 4669839, 4842796, 6226452, 6881868, 7264194, 9339678, 9685592, 10896291, 12452904, 13763736, 14528388, 18679356, 21792582, 29056776, 32688873, 37358712, 43585164, 65377746, 87170328, 130755492, 261510984]

約数ペア:

[(1, 261510984), (2, 130755492), (3, 87170328), (4, 65377746), (6, 43585164), (7, 37358712), (8, 32688873), (9, 29056776), (12, 21792582), (14, 18679356), (18, 14528388), (19, 13763736), (21, 12452904), (24, 10896291), (27, 9685592), (28, 9339678), (36, 7264194), (38, 6881868), (42, 6226452), (54, 4842796), (56, 4669839), (57, 4587912), (63, 4150968), (72, 3632097), (76, 3440934), (84, 3113226), (108, 2421398), (114, 2293956), (126, 2075484), (133, 1966248), (152, 1720467), (168, 1556613), (171, 1529304), (189, 1383656), (216, 1210699), (228, 1146978), (252, 1037742), (266, 983124), (342, 764652), (378, 691828), (399, 655416), (456, 573489), (504, 518871), (513, 509768), (532, 491562), (684, 382326), (756, 345914), (798, 327708), (1026, 254884), (1064, 245781), (1197, 218472), (1368, 191163), (1512, 172957), (1596, 163854), (2052, 127442), (2394, 109236), (3192, 81927), (3591, 72824), (4104, 63721), (4788, 54618), (7182, 36412), (9103, 28728), (9576, 27309), (14364, 18206)]