81307080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11887}}^1$

素因数の和:11923

約数の個数: 96

約数和(自身を含む): 278179200

約数和(自身を除く): 196872120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 11887, 23774, 35661, 47548, 59435, 71322, 95096, 106983, 118870, 142644, 178305, 213966, 225853, 237740, 285288, 356610, 427932, 451706, 475480, 534915, 677559, 713220, 855864, 903412, 1069830, 1129265, 1355118, 1426440, 1806824, 2032677, 2139660, 2258530, 2710236, 3387795, 4065354, 4279320, 4517060, 5420472, 6775590, 8130708, 9034120, 10163385, 13551180, 16261416, 20326770, 27102360, 40653540, 81307080]

約数ペア:

[(1, 81307080), (2, 40653540), (3, 27102360), (4, 20326770), (5, 16261416), (6, 13551180), (8, 10163385), (9, 9034120), (10, 8130708), (12, 6775590), (15, 5420472), (18, 4517060), (19, 4279320), (20, 4065354), (24, 3387795), (30, 2710236), (36, 2258530), (38, 2139660), (40, 2032677), (45, 1806824), (57, 1426440), (60, 1355118), (72, 1129265), (76, 1069830), (90, 903412), (95, 855864), (114, 713220), (120, 677559), (152, 534915), (171, 475480), (180, 451706), (190, 427932), (228, 356610), (285, 285288), (342, 237740), (360, 225853), (380, 213966), (456, 178305), (570, 142644), (684, 118870), (760, 106983), (855, 95096), (1140, 71322), (1368, 59435), (1710, 47548), (2280, 35661), (3420, 23774), (6840, 11887)]