641235744

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{269}}^1$

素因数の和:408

約数の個数: 192

約数和(自身を含む): 1959552000

約数和(自身を除く): 1318316256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 89, 93, 96, 108, 124, 144, 178, 186, 216, 248, 267, 269, 279, 288, 356, 372, 432, 496, 534, 538, 558, 712, 744, 801, 807, 837, 864, 992, 1068, 1076, 1116, 1424, 1488, 1602, 1614, 1674, 2136, 2152, 2232, 2403, 2421, 2759, 2848, 2976, 3204, 3228, 3348, 4272, 4304, 4464, 4806, 4842, 5518, 6408, 6456, 6696, 7263, 8277, 8339, 8544, 8608, 8928, 9612, 9684, 11036, 12816, 12912, 13392, 14526, 16554, 16678, 19224, 19368, 22072, 23941, 24831, 25017, 25632, 25824, 26784, 29052, 33108, 33356, 38448, 38736, 44144, 47882, 49662, 50034, 58104, 66216, 66712, 71823, 74493, 75051, 76896, 77472, 88288, 95764, 99324, 100068, 116208, 132432, 133424, 143646, 148986, 150102, 191528, 198648, 200136, 215469, 225153, 232416, 264864, 266848, 287292, 297972, 300204, 383056, 397296, 400272, 430938, 450306, 574584, 595944, 600408, 646407, 742171, 766112, 794592, 800544, 861876, 900612, 1149168, 1191888, 1200816, 1292814, 1484342, 1723752, 1801224, 2226513, 2298336, 2383776, 2401632, 2585628, 2968684, 3447504, 3602448, 4453026, 5171256, 5937368, 6679539, 6895008, 7204896, 8906052, 10342512, 11874736, 13359078, 17812104, 20038617, 20685024, 23749472, 26718156, 35624208, 40077234, 53436312, 71248416, 80154468, 106872624, 160308936, 213745248, 320617872, 641235744]

約数ペア:

[(1, 641235744), (2, 320617872), (3, 213745248), (4, 160308936), (6, 106872624), (8, 80154468), (9, 71248416), (12, 53436312), (16, 40077234), (18, 35624208), (24, 26718156), (27, 23749472), (31, 20685024), (32, 20038617), (36, 17812104), (48, 13359078), (54, 11874736), (62, 10342512), (72, 8906052), (89, 7204896), (93, 6895008), (96, 6679539), (108, 5937368), (124, 5171256), (144, 4453026), (178, 3602448), (186, 3447504), (216, 2968684), (248, 2585628), (267, 2401632), (269, 2383776), (279, 2298336), (288, 2226513), (356, 1801224), (372, 1723752), (432, 1484342), (496, 1292814), (534, 1200816), (538, 1191888), (558, 1149168), (712, 900612), (744, 861876), (801, 800544), (807, 794592), (837, 766112), (864, 742171), (992, 646407), (1068, 600408), (1076, 595944), (1116, 574584), (1424, 450306), (1488, 430938), (1602, 400272), (1614, 397296), (1674, 383056), (2136, 300204), (2152, 297972), (2232, 287292), (2403, 266848), (2421, 264864), (2759, 232416), (2848, 225153), (2976, 215469), (3204, 200136), (3228, 198648), (3348, 191528), (4272, 150102), (4304, 148986), (4464, 143646), (4806, 133424), (4842, 132432), (5518, 116208), (6408, 100068), (6456, 99324), (6696, 95764), (7263, 88288), (8277, 77472), (8339, 76896), (8544, 75051), (8608, 74493), (8928, 71823), (9612, 66712), (9684, 66216), (11036, 58104), (12816, 50034), (12912, 49662), (13392, 47882), (14526, 44144), (16554, 38736), (16678, 38448), (19224, 33356), (19368, 33108), (22072, 29052), (23941, 26784), (24831, 25824), (25017, 25632)]