690118000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 320

約数和(自身を含む): 2079866880

約数和(自身を除く): 1389748880

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 19, 20, 22, 25, 26, 38, 40, 44, 50, 52, 55, 65, 76, 80, 88, 95, 100, 104, 110, 125, 127, 130, 143, 152, 176, 190, 200, 208, 209, 220, 247, 250, 254, 260, 275, 286, 304, 325, 380, 400, 418, 440, 475, 494, 500, 508, 520, 550, 572, 635, 650, 715, 760, 836, 880, 950, 988, 1000, 1016, 1040, 1045, 1100, 1144, 1235, 1270, 1300, 1375, 1397, 1430, 1520, 1625, 1651, 1672, 1900, 1976, 2000, 2032, 2090, 2200, 2288, 2375, 2413, 2470, 2540, 2600, 2717, 2750, 2794, 2860, 3175, 3250, 3302, 3344, 3575, 3800, 3952, 4180, 4400, 4750, 4826, 4940, 5080, 5200, 5225, 5434, 5500, 5588, 5720, 6175, 6350, 6500, 6604, 6985, 7150, 7600, 8255, 8360, 9500, 9652, 9880, 10160, 10450, 10868, 11000, 11176, 11440, 12065, 12350, 12700, 13000, 13208, 13585, 13970, 14300, 15875, 16510, 16720, 17875, 18161, 19000, 19304, 19760, 20900, 21736, 22000, 22352, 24130, 24700, 25400, 26000, 26125, 26416, 26543, 27170, 27940, 28600, 30875, 31369, 31750, 33020, 34925, 35750, 36322, 38000, 38608, 41275, 41800, 43472, 48260, 49400, 50800, 52250, 53086, 54340, 55880, 57200, 60325, 61750, 62738, 63500, 66040, 67925, 69850, 71500, 72644, 82550, 83600, 90805, 96520, 98800, 104500, 106172, 108680, 111760, 120650, 123500, 125476, 127000, 132080, 132715, 135850, 139700, 143000, 145288, 156845, 165100, 174625, 181610, 193040, 206375, 209000, 212344, 217360, 241300, 247000, 250952, 254000, 265430, 271700, 279400, 286000, 290576, 301625, 313690, 330200, 339625, 345059, 349250, 363220, 412750, 418000, 424688, 454025, 482600, 494000, 501904, 530860, 543400, 558800, 603250, 627380, 660400, 663575, 679250, 690118, 698500, 726440, 784225, 825500, 908050, 965200, 1061720, 1086800, 1206500, 1254760, 1327150, 1358500, 1380236, 1397000, 1452880, 1568450, 1651000, 1725295, 1816100, 2123440, 2270125, 2413000, 2509520, 2654300, 2717000, 2760472, 2794000, 3136900, 3302000, 3317875, 3450590, 3632200, 3921125, 4540250, 4826000, 5308600, 5434000, 5520944, 6273800, 6635750, 6901180, 7264400, 7842250, 8626475, 9080500, 10617200, 12547600, 13271500, 13802360, 15684500, 17252950, 18161000, 26543000, 27604720, 31369000, 34505900, 36322000, 43132375, 53086000, 62738000, 69011800, 86264750, 138023600, 172529500, 345059000, 690118000]

約数ペア:

[(1, 690118000), (2, 345059000), (4, 172529500), (5, 138023600), (8, 86264750), (10, 69011800), (11, 62738000), (13, 53086000), (16, 43132375), (19, 36322000), (20, 34505900), (22, 31369000), (25, 27604720), (26, 26543000), (38, 18161000), (40, 17252950), (44, 15684500), (50, 13802360), (52, 13271500), (55, 12547600), (65, 10617200), (76, 9080500), (80, 8626475), (88, 7842250), (95, 7264400), (100, 6901180), (104, 6635750), (110, 6273800), (125, 5520944), (127, 5434000), (130, 5308600), (143, 4826000), (152, 4540250), (176, 3921125), (190, 3632200), (200, 3450590), (208, 3317875), (209, 3302000), (220, 3136900), (247, 2794000), (250, 2760472), (254, 2717000), (260, 2654300), (275, 2509520), (286, 2413000), (304, 2270125), (325, 2123440), (380, 1816100), (400, 1725295), (418, 1651000), (440, 1568450), (475, 1452880), (494, 1397000), (500, 1380236), (508, 1358500), (520, 1327150), (550, 1254760), (572, 1206500), (635, 1086800), (650, 1061720), (715, 965200), (760, 908050), (836, 825500), (880, 784225), (950, 726440), (988, 698500), (1000, 690118), (1016, 679250), (1040, 663575), (1045, 660400), (1100, 627380), (1144, 603250), (1235, 558800), (1270, 543400), (1300, 530860), (1375, 501904), (1397, 494000), (1430, 482600), (1520, 454025), (1625, 424688), (1651, 418000), (1672, 412750), (1900, 363220), (1976, 349250), (2000, 345059), (2032, 339625), (2090, 330200), (2200, 313690), (2288, 301625), (2375, 290576), (2413, 286000), (2470, 279400), (2540, 271700), (2600, 265430), (2717, 254000), (2750, 250952), (2794, 247000), (2860, 241300), (3175, 217360), (3250, 212344), (3302, 209000), (3344, 206375), (3575, 193040), (3800, 181610), (3952, 174625), (4180, 165100), (4400, 156845), (4750, 145288), (4826, 143000), (4940, 139700), (5080, 135850), (5200, 132715), (5225, 132080), (5434, 127000), (5500, 125476), (5588, 123500), (5720, 120650), (6175, 111760), (6350, 108680), (6500, 106172), (6604, 104500), (6985, 98800), (7150, 96520), (7600, 90805), (8255, 83600), (8360, 82550), (9500, 72644), (9652, 71500), (9880, 69850), (10160, 67925), (10450, 66040), (10868, 63500), (11000, 62738), (11176, 61750), (11440, 60325), (12065, 57200), (12350, 55880), (12700, 54340), (13000, 53086), (13208, 52250), (13585, 50800), (13970, 49400), (14300, 48260), (15875, 43472), (16510, 41800), (16720, 41275), (17875, 38608), (18161, 38000), (19000, 36322), (19304, 35750), (19760, 34925), (20900, 33020), (21736, 31750), (22000, 31369), (22352, 30875), (24130, 28600), (24700, 27940), (25400, 27170), (26000, 26543), (26125, 26416)]