31130040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11279}}^1$

素因数の和:11316

約数の個数: 64

約数和(自身を含む): 97459200

約数和(自身を除く): 66329160

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, 11279, 22558, 33837, 45116, 56395, 67674, 90232, 112790, 135348, 169185, 225580, 259417, 270696, 338370, 451160, 518834, 676740, 778251, 1037668, 1297085, 1353480, 1556502, 2075336, 2594170, 3113004, 3891255, 5188340, 6226008, 7782510, 10376680, 15565020, 31130040]

約数ペア:

[(1, 31130040), (2, 15565020), (3, 10376680), (4, 7782510), (5, 6226008), (6, 5188340), (8, 3891255), (10, 3113004), (12, 2594170), (15, 2075336), (20, 1556502), (23, 1353480), (24, 1297085), (30, 1037668), (40, 778251), (46, 676740), (60, 518834), (69, 451160), (92, 338370), (115, 270696), (120, 259417), (138, 225580), (184, 169185), (230, 135348), (276, 112790), (345, 90232), (460, 67674), (552, 56395), (690, 45116), (920, 33837), (1380, 22558), (2760, 11279)]