171997680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31159}}^1$

素因数の和:31198

約数の個数: 80

約数和(自身を含む): 556392960

約数和(自身を除く): 384395280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 31159, 62318, 93477, 124636, 155795, 186954, 249272, 311590, 373908, 467385, 498544, 623180, 716657, 747816, 934770, 1246360, 1433314, 1495632, 1869540, 2149971, 2492720, 2866628, 3583285, 3739080, 4299942, 5733256, 7166570, 7478160, 8599884, 10749855, 11466512, 14333140, 17199768, 21499710, 28666280, 34399536, 42999420, 57332560, 85998840, 171997680]

約数ペア:

[(1, 171997680), (2, 85998840), (3, 57332560), (4, 42999420), (5, 34399536), (6, 28666280), (8, 21499710), (10, 17199768), (12, 14333140), (15, 11466512), (16, 10749855), (20, 8599884), (23, 7478160), (24, 7166570), (30, 5733256), (40, 4299942), (46, 3739080), (48, 3583285), (60, 2866628), (69, 2492720), (80, 2149971), (92, 1869540), (115, 1495632), (120, 1433314), (138, 1246360), (184, 934770), (230, 747816), (240, 716657), (276, 623180), (345, 498544), (368, 467385), (460, 373908), (552, 311590), (690, 249272), (920, 186954), (1104, 155795), (1380, 124636), (1840, 93477), (2760, 62318), (5520, 31159)]