1440809920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:459

約数の個数: 168

約数和(自身を含む): 3813852672

約数和(自身を除く): 2373042752

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 127, 160, 176, 220, 242, 254, 293, 320, 352, 440, 484, 508, 586, 605, 635, 704, 880, 968, 1016, 1172, 1210, 1270, 1397, 1465, 1760, 1936, 2032, 2344, 2420, 2540, 2794, 2930, 3223, 3520, 3872, 4064, 4688, 4840, 5080, 5588, 5860, 6446, 6985, 7744, 8128, 9376, 9680, 10160, 11176, 11720, 12892, 13970, 15367, 16115, 18752, 19360, 20320, 22352, 23440, 25784, 27940, 30734, 32230, 35453, 37211, 38720, 40640, 44704, 46880, 51568, 55880, 61468, 64460, 70906, 74422, 76835, 89408, 93760, 103136, 111760, 122936, 128920, 141812, 148844, 153670, 177265, 186055, 206272, 223520, 245872, 257840, 283624, 297688, 307340, 354530, 372110, 409321, 447040, 491744, 515680, 567248, 595376, 614680, 709060, 744220, 818642, 983488, 1031360, 1134496, 1190752, 1229360, 1418120, 1488440, 1637284, 2046605, 2268992, 2381504, 2458720, 2836240, 2976880, 3274568, 4093210, 4502531, 4917440, 5672480, 5953760, 6549136, 8186420, 9005062, 11344960, 11907520, 13098272, 16372840, 18010124, 22512655, 26196544, 32745680, 36020248, 45025310, 65491360, 72040496, 90050620, 130982720, 144080992, 180101240, 288161984, 360202480, 720404960, 1440809920]

約数ペア:

[(1, 1440809920), (2, 720404960), (4, 360202480), (5, 288161984), (8, 180101240), (10, 144080992), (11, 130982720), (16, 90050620), (20, 72040496), (22, 65491360), (32, 45025310), (40, 36020248), (44, 32745680), (55, 26196544), (64, 22512655), (80, 18010124), (88, 16372840), (110, 13098272), (121, 11907520), (127, 11344960), (160, 9005062), (176, 8186420), (220, 6549136), (242, 5953760), (254, 5672480), (293, 4917440), (320, 4502531), (352, 4093210), (440, 3274568), (484, 2976880), (508, 2836240), (586, 2458720), (605, 2381504), (635, 2268992), (704, 2046605), (880, 1637284), (968, 1488440), (1016, 1418120), (1172, 1229360), (1210, 1190752), (1270, 1134496), (1397, 1031360), (1465, 983488), (1760, 818642), (1936, 744220), (2032, 709060), (2344, 614680), (2420, 595376), (2540, 567248), (2794, 515680), (2930, 491744), (3223, 447040), (3520, 409321), (3872, 372110), (4064, 354530), (4688, 307340), (4840, 297688), (5080, 283624), (5588, 257840), (5860, 245872), (6446, 223520), (6985, 206272), (7744, 186055), (8128, 177265), (9376, 153670), (9680, 148844), (10160, 141812), (11176, 128920), (11720, 122936), (12892, 111760), (13970, 103136), (15367, 93760), (16115, 89408), (18752, 76835), (19360, 74422), (20320, 70906), (22352, 64460), (23440, 61468), (25784, 55880), (27940, 51568), (30734, 46880), (32230, 44704), (35453, 40640), (37211, 38720)]