156911984

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{1091}}^1$

素因数の和:1289

約数の個数: 40

約数和(自身を含む): 310761360

約数和(自身を除く): 153849376

約数列:

[1, 2, 4, 8, 16, 89, 101, 178, 202, 356, 404, 712, 808, 1091, 1424, 1616, 2182, 4364, 8728, 8989, 17456, 17978, 35956, 71912, 97099, 110191, 143824, 194198, 220382, 388396, 440764, 776792, 881528, 1553584, 1763056, 9806999, 19613998, 39227996, 78455992, 156911984]

約数ペア:

[(1, 156911984), (2, 78455992), (4, 39227996), (8, 19613998), (16, 9806999), (89, 1763056), (101, 1553584), (178, 881528), (202, 776792), (356, 440764), (404, 388396), (712, 220382), (808, 194198), (1091, 143824), (1424, 110191), (1616, 97099), (2182, 71912), (4364, 35956), (8728, 17978), (8989, 17456)]