399211800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:203

約数の個数: 288

約数和(自身を含む): 1394196480

約数和(自身を除く): 994984680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 31, 39, 40, 50, 52, 60, 62, 65, 75, 78, 93, 100, 104, 120, 124, 127, 130, 150, 155, 156, 169, 186, 195, 200, 248, 254, 260, 300, 310, 312, 325, 338, 372, 381, 390, 403, 465, 507, 508, 520, 600, 620, 635, 650, 676, 744, 762, 775, 780, 806, 845, 930, 975, 1014, 1016, 1209, 1240, 1270, 1300, 1352, 1524, 1550, 1560, 1612, 1651, 1690, 1860, 1905, 1950, 2015, 2028, 2325, 2418, 2535, 2540, 2600, 3048, 3100, 3175, 3224, 3302, 3380, 3720, 3810, 3900, 3937, 4030, 4056, 4225, 4650, 4836, 4953, 5070, 5080, 5239, 6045, 6200, 6350, 6604, 6760, 7620, 7800, 7874, 8060, 8255, 8450, 9300, 9525, 9672, 9906, 10075, 10140, 10478, 11811, 12090, 12675, 12700, 13208, 15240, 15717, 15748, 16120, 16510, 16900, 18600, 19050, 19685, 19812, 20150, 20280, 20956, 21463, 23622, 24180, 24765, 25350, 25400, 26195, 30225, 31434, 31496, 33020, 33800, 38100, 39370, 39624, 40300, 41275, 41912, 42926, 47244, 48360, 49530, 50700, 51181, 52390, 59055, 60450, 62868, 64389, 66040, 76200, 78585, 78740, 80600, 82550, 85852, 94488, 98425, 99060, 101400, 102362, 104780, 107315, 118110, 120900, 123825, 125736, 128778, 130975, 153543, 157170, 157480, 165100, 171704, 196850, 198120, 204724, 209560, 214630, 236220, 241800, 247650, 255905, 257556, 261950, 295275, 307086, 314340, 321945, 330200, 392925, 393700, 409448, 429260, 472440, 495300, 511810, 515112, 523900, 536575, 590550, 614172, 628680, 643890, 665353, 767715, 785850, 787400, 858520, 990600, 1023620, 1047800, 1073150, 1181100, 1228344, 1279525, 1287780, 1330706, 1535430, 1571700, 1609725, 1996059, 2047240, 2146300, 2362200, 2559050, 2575560, 2661412, 3070860, 3143400, 3219450, 3326765, 3838575, 3992118, 4292600, 5118100, 5322824, 6141720, 6438900, 6653530, 7677150, 7984236, 9980295, 10236200, 12877800, 13307060, 15354300, 15968472, 16633825, 19960590, 26614120, 30708600, 33267650, 39921180, 49901475, 66535300, 79842360, 99802950, 133070600, 199605900, 399211800]

約数ペア:

[(1, 399211800), (2, 199605900), (3, 133070600), (4, 99802950), (5, 79842360), (6, 66535300), (8, 49901475), (10, 39921180), (12, 33267650), (13, 30708600), (15, 26614120), (20, 19960590), (24, 16633825), (25, 15968472), (26, 15354300), (30, 13307060), (31, 12877800), (39, 10236200), (40, 9980295), (50, 7984236), (52, 7677150), (60, 6653530), (62, 6438900), (65, 6141720), (75, 5322824), (78, 5118100), (93, 4292600), (100, 3992118), (104, 3838575), (120, 3326765), (124, 3219450), (127, 3143400), (130, 3070860), (150, 2661412), (155, 2575560), (156, 2559050), (169, 2362200), (186, 2146300), (195, 2047240), (200, 1996059), (248, 1609725), (254, 1571700), (260, 1535430), (300, 1330706), (310, 1287780), (312, 1279525), (325, 1228344), (338, 1181100), (372, 1073150), (381, 1047800), (390, 1023620), (403, 990600), (465, 858520), (507, 787400), (508, 785850), (520, 767715), (600, 665353), (620, 643890), (635, 628680), (650, 614172), (676, 590550), (744, 536575), (762, 523900), (775, 515112), (780, 511810), (806, 495300), (845, 472440), (930, 429260), (975, 409448), (1014, 393700), (1016, 392925), (1209, 330200), (1240, 321945), (1270, 314340), (1300, 307086), (1352, 295275), (1524, 261950), (1550, 257556), (1560, 255905), (1612, 247650), (1651, 241800), (1690, 236220), (1860, 214630), (1905, 209560), (1950, 204724), (2015, 198120), (2028, 196850), (2325, 171704), (2418, 165100), (2535, 157480), (2540, 157170), (2600, 153543), (3048, 130975), (3100, 128778), (3175, 125736), (3224, 123825), (3302, 120900), (3380, 118110), (3720, 107315), (3810, 104780), (3900, 102362), (3937, 101400), (4030, 99060), (4056, 98425), (4225, 94488), (4650, 85852), (4836, 82550), (4953, 80600), (5070, 78740), (5080, 78585), (5239, 76200), (6045, 66040), (6200, 64389), (6350, 62868), (6604, 60450), (6760, 59055), (7620, 52390), (7800, 51181), (7874, 50700), (8060, 49530), (8255, 48360), (8450, 47244), (9300, 42926), (9525, 41912), (9672, 41275), (9906, 40300), (10075, 39624), (10140, 39370), (10478, 38100), (11811, 33800), (12090, 33020), (12675, 31496), (12700, 31434), (13208, 30225), (15240, 26195), (15717, 25400), (15748, 25350), (16120, 24765), (16510, 24180), (16900, 23622), (18600, 21463), (19050, 20956), (19685, 20280), (19812, 20150)]