81466000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2$

素因数の和:87

約数の個数: 240

約数和(自身を含む): 256733568

約数和(自身を除く): 175267568

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 25, 28, 35, 40, 44, 46, 50, 55, 56, 70, 77, 80, 88, 92, 100, 110, 112, 115, 125, 140, 154, 161, 175, 176, 184, 200, 220, 230, 250, 253, 275, 280, 308, 322, 350, 368, 385, 400, 440, 460, 500, 506, 529, 550, 560, 575, 616, 644, 700, 770, 805, 875, 880, 920, 1000, 1012, 1058, 1100, 1150, 1232, 1265, 1288, 1375, 1400, 1540, 1610, 1750, 1771, 1840, 1925, 2000, 2024, 2116, 2200, 2300, 2530, 2576, 2645, 2750, 2800, 2875, 3080, 3220, 3500, 3542, 3703, 3850, 4025, 4048, 4232, 4400, 4600, 5060, 5290, 5500, 5750, 5819, 6160, 6325, 6440, 7000, 7084, 7406, 7700, 8050, 8464, 8855, 9200, 9625, 10120, 10580, 11000, 11500, 11638, 12650, 12880, 13225, 14000, 14168, 14812, 15400, 16100, 17710, 18515, 19250, 20125, 20240, 21160, 22000, 23000, 23276, 25300, 26450, 28336, 29095, 29624, 30800, 31625, 32200, 35420, 37030, 38500, 40250, 40733, 42320, 44275, 46000, 46552, 50600, 52900, 58190, 59248, 63250, 64400, 66125, 70840, 74060, 77000, 80500, 81466, 88550, 92575, 93104, 101200, 105800, 116380, 126500, 132250, 141680, 145475, 148120, 154000, 161000, 162932, 177100, 185150, 203665, 211600, 221375, 232760, 253000, 264500, 290950, 296240, 322000, 325864, 354200, 370300, 407330, 442750, 462875, 465520, 506000, 529000, 581900, 651728, 708400, 727375, 740600, 814660, 885500, 925750, 1018325, 1058000, 1163800, 1454750, 1481200, 1629320, 1771000, 1851500, 2036650, 2327600, 2909500, 3258640, 3542000, 3703000, 4073300, 5091625, 5819000, 7406000, 8146600, 10183250, 11638000, 16293200, 20366500, 40733000, 81466000]

約数ペア:

[(1, 81466000), (2, 40733000), (4, 20366500), (5, 16293200), (7, 11638000), (8, 10183250), (10, 8146600), (11, 7406000), (14, 5819000), (16, 5091625), (20, 4073300), (22, 3703000), (23, 3542000), (25, 3258640), (28, 2909500), (35, 2327600), (40, 2036650), (44, 1851500), (46, 1771000), (50, 1629320), (55, 1481200), (56, 1454750), (70, 1163800), (77, 1058000), (80, 1018325), (88, 925750), (92, 885500), (100, 814660), (110, 740600), (112, 727375), (115, 708400), (125, 651728), (140, 581900), (154, 529000), (161, 506000), (175, 465520), (176, 462875), (184, 442750), (200, 407330), (220, 370300), (230, 354200), (250, 325864), (253, 322000), (275, 296240), (280, 290950), (308, 264500), (322, 253000), (350, 232760), (368, 221375), (385, 211600), (400, 203665), (440, 185150), (460, 177100), (500, 162932), (506, 161000), (529, 154000), (550, 148120), (560, 145475), (575, 141680), (616, 132250), (644, 126500), (700, 116380), (770, 105800), (805, 101200), (875, 93104), (880, 92575), (920, 88550), (1000, 81466), (1012, 80500), (1058, 77000), (1100, 74060), (1150, 70840), (1232, 66125), (1265, 64400), (1288, 63250), (1375, 59248), (1400, 58190), (1540, 52900), (1610, 50600), (1750, 46552), (1771, 46000), (1840, 44275), (1925, 42320), (2000, 40733), (2024, 40250), (2116, 38500), (2200, 37030), (2300, 35420), (2530, 32200), (2576, 31625), (2645, 30800), (2750, 29624), (2800, 29095), (2875, 28336), (3080, 26450), (3220, 25300), (3500, 23276), (3542, 23000), (3703, 22000), (3850, 21160), (4025, 20240), (4048, 20125), (4232, 19250), (4400, 18515), (4600, 17710), (5060, 16100), (5290, 15400), (5500, 14812), (5750, 14168), (5819, 14000), (6160, 13225), (6325, 12880), (6440, 12650), (7000, 11638), (7084, 11500), (7406, 11000), (7700, 10580), (8050, 10120), (8464, 9625), (8855, 9200)]