51106920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{18517}}^1$

素因数の和:18554

約数の個数: 64

約数和(自身を含む): 159995520

約数和(自身を除く): 108888600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 18517, 37034, 55551, 74068, 92585, 111102, 148136, 185170, 222204, 277755, 370340, 425891, 444408, 555510, 740680, 851782, 1111020, 1277673, 1703564, 2129455, 2222040, 2555346, 3407128, 4258910, 5110692, 6388365, 8517820, 10221384, 12776730, 17035640, 25553460, 51106920]

約数ペア:

[(1, 51106920), (2, 25553460), (3, 17035640), (4, 12776730), (5, 10221384), (6, 8517820), (8, 6388365), (10, 5110692), (12, 4258910), (15, 3407128), (20, 2555346), (23, 2222040), (24, 2129455), (30, 1703564), (40, 1277673), (46, 1111020), (60, 851782), (69, 740680), (92, 555510), (115, 444408), (120, 425891), (138, 370340), (184, 277755), (230, 222204), (276, 185170), (345, 148136), (460, 111102), (552, 92585), (690, 74068), (920, 55551), (1380, 37034), (2760, 18517)]