278202112

素因数分解:

$2^8\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1353

約数の個数: 72

約数和(自身を含む): 595588896

約数和(自身を除く): 317386784

約数列:

[1, 2, 4, 8, 16, 23, 32, 37, 46, 64, 74, 92, 128, 148, 184, 256, 296, 368, 592, 736, 851, 1184, 1277, 1472, 1702, 2368, 2554, 2944, 3404, 4736, 5108, 5888, 6808, 9472, 10216, 13616, 20432, 27232, 29371, 40864, 47249, 54464, 58742, 81728, 94498, 108928, 117484, 163456, 188996, 217856, 234968, 326912, 377992, 469936, 755984, 939872, 1086727, 1511968, 1879744, 2173454, 3023936, 3759488, 4346908, 6047872, 7518976, 8693816, 12095744, 17387632, 34775264, 69550528, 139101056, 278202112]

約数ペア:

[(1, 278202112), (2, 139101056), (4, 69550528), (8, 34775264), (16, 17387632), (23, 12095744), (32, 8693816), (37, 7518976), (46, 6047872), (64, 4346908), (74, 3759488), (92, 3023936), (128, 2173454), (148, 1879744), (184, 1511968), (256, 1086727), (296, 939872), (368, 755984), (592, 469936), (736, 377992), (851, 326912), (1184, 234968), (1277, 217856), (1472, 188996), (1702, 163456), (2368, 117484), (2554, 108928), (2944, 94498), (3404, 81728), (4736, 58742), (5108, 54464), (5888, 47249), (6808, 40864), (9472, 29371), (10216, 27232), (13616, 20432)]