256850448

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{4987}}^1$

素因数の和:5064

約数の個数: 80

約数和(自身を含む): 705103680

約数和(自身を除く): 448253232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 37, 48, 58, 74, 87, 111, 116, 148, 174, 222, 232, 296, 348, 444, 464, 592, 696, 888, 1073, 1392, 1776, 2146, 3219, 4292, 4987, 6438, 8584, 9974, 12876, 14961, 17168, 19948, 25752, 29922, 39896, 51504, 59844, 79792, 119688, 144623, 184519, 239376, 289246, 369038, 433869, 553557, 578492, 738076, 867738, 1107114, 1156984, 1476152, 1735476, 2214228, 2313968, 2952304, 3470952, 4428456, 5351051, 6941904, 8856912, 10702102, 16053153, 21404204, 32106306, 42808408, 64212612, 85616816, 128425224, 256850448]

約数ペア:

[(1, 256850448), (2, 128425224), (3, 85616816), (4, 64212612), (6, 42808408), (8, 32106306), (12, 21404204), (16, 16053153), (24, 10702102), (29, 8856912), (37, 6941904), (48, 5351051), (58, 4428456), (74, 3470952), (87, 2952304), (111, 2313968), (116, 2214228), (148, 1735476), (174, 1476152), (222, 1156984), (232, 1107114), (296, 867738), (348, 738076), (444, 578492), (464, 553557), (592, 433869), (696, 369038), (888, 289246), (1073, 239376), (1392, 184519), (1776, 144623), (2146, 119688), (3219, 79792), (4292, 59844), (4987, 51504), (6438, 39896), (8584, 29922), (9974, 25752), (12876, 19948), (14961, 17168)]