31880760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11551}}^1$

素因数の和:11588

約数の個数: 64

約数和(自身を含む): 99809280

約数和(自身を除く): 67928520

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, 11551, 23102, 34653, 46204, 57755, 69306, 92408, 115510, 138612, 173265, 231020, 265673, 277224, 346530, 462040, 531346, 693060, 797019, 1062692, 1328365, 1386120, 1594038, 2125384, 2656730, 3188076, 3985095, 5313460, 6376152, 7970190, 10626920, 15940380, 31880760]

約数ペア:

[(1, 31880760), (2, 15940380), (3, 10626920), (4, 7970190), (5, 6376152), (6, 5313460), (8, 3985095), (10, 3188076), (12, 2656730), (15, 2125384), (20, 1594038), (23, 1386120), (24, 1328365), (30, 1062692), (40, 797019), (46, 693060), (60, 531346), (69, 462040), (92, 346530), (115, 277224), (120, 265673), (138, 231020), (184, 173265), (230, 138612), (276, 115510), (345, 92408), (460, 69306), (552, 57755), (690, 46204), (920, 34653), (1380, 23102), (2760, 11551)]