388581900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:229

約数の個数: 288

約数和(自身を含む): 1365245952

約数和(自身を除く): 976664052

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 47, 50, 60, 62, 70, 75, 84, 93, 94, 100, 105, 124, 127, 140, 141, 150, 155, 175, 186, 188, 210, 217, 235, 254, 282, 300, 310, 329, 350, 372, 381, 420, 434, 465, 470, 508, 525, 564, 620, 635, 651, 658, 700, 705, 762, 775, 868, 889, 930, 940, 987, 1050, 1085, 1175, 1270, 1302, 1316, 1410, 1457, 1524, 1550, 1645, 1778, 1860, 1905, 1974, 2100, 2170, 2325, 2350, 2540, 2604, 2667, 2820, 2914, 3100, 3175, 3255, 3290, 3525, 3556, 3810, 3937, 3948, 4340, 4371, 4445, 4650, 4700, 4935, 5334, 5425, 5828, 5969, 6350, 6510, 6580, 7050, 7285, 7620, 7874, 8225, 8742, 8890, 9300, 9525, 9870, 10199, 10668, 10850, 11811, 11938, 12700, 13020, 13335, 14100, 14570, 15748, 16275, 16450, 17484, 17780, 17907, 19050, 19685, 19740, 20398, 21700, 21855, 22225, 23622, 23876, 24675, 26670, 27559, 29140, 29845, 30597, 32550, 32900, 35814, 36425, 38100, 39370, 40796, 41783, 43710, 44450, 47244, 49350, 50995, 53340, 55118, 59055, 59690, 61194, 65100, 66675, 71628, 72850, 78740, 82677, 83566, 87420, 88900, 89535, 98425, 98700, 101990, 109275, 110236, 118110, 119380, 122388, 125349, 133350, 137795, 145700, 149225, 152985, 165354, 167132, 179070, 185039, 196850, 203980, 208915, 218550, 236220, 250698, 254975, 266700, 275590, 295275, 298450, 305970, 330708, 358140, 370078, 393700, 413385, 417830, 437100, 447675, 501396, 509950, 551180, 555117, 590550, 596900, 611940, 626745, 688975, 740156, 764925, 826770, 835660, 895350, 925195, 1019900, 1044575, 1110234, 1181100, 1253490, 1295273, 1377950, 1529850, 1653540, 1790700, 1850390, 2066925, 2089150, 2220468, 2506980, 2590546, 2755900, 2775585, 3059700, 3133725, 3700780, 3885819, 4133850, 4178300, 4625975, 5181092, 5551170, 6267450, 6476365, 7771638, 8267700, 9251950, 11102340, 12534900, 12952730, 13877925, 15543276, 18503900, 19429095, 25905460, 27755850, 32381825, 38858190, 55511700, 64763650, 77716380, 97145475, 129527300, 194290950, 388581900]

約数ペア:

[(1, 388581900), (2, 194290950), (3, 129527300), (4, 97145475), (5, 77716380), (6, 64763650), (7, 55511700), (10, 38858190), (12, 32381825), (14, 27755850), (15, 25905460), (20, 19429095), (21, 18503900), (25, 15543276), (28, 13877925), (30, 12952730), (31, 12534900), (35, 11102340), (42, 9251950), (47, 8267700), (50, 7771638), (60, 6476365), (62, 6267450), (70, 5551170), (75, 5181092), (84, 4625975), (93, 4178300), (94, 4133850), (100, 3885819), (105, 3700780), (124, 3133725), (127, 3059700), (140, 2775585), (141, 2755900), (150, 2590546), (155, 2506980), (175, 2220468), (186, 2089150), (188, 2066925), (210, 1850390), (217, 1790700), (235, 1653540), (254, 1529850), (282, 1377950), (300, 1295273), (310, 1253490), (329, 1181100), (350, 1110234), (372, 1044575), (381, 1019900), (420, 925195), (434, 895350), (465, 835660), (470, 826770), (508, 764925), (525, 740156), (564, 688975), (620, 626745), (635, 611940), (651, 596900), (658, 590550), (700, 555117), (705, 551180), (762, 509950), (775, 501396), (868, 447675), (889, 437100), (930, 417830), (940, 413385), (987, 393700), (1050, 370078), (1085, 358140), (1175, 330708), (1270, 305970), (1302, 298450), (1316, 295275), (1410, 275590), (1457, 266700), (1524, 254975), (1550, 250698), (1645, 236220), (1778, 218550), (1860, 208915), (1905, 203980), (1974, 196850), (2100, 185039), (2170, 179070), (2325, 167132), (2350, 165354), (2540, 152985), (2604, 149225), (2667, 145700), (2820, 137795), (2914, 133350), (3100, 125349), (3175, 122388), (3255, 119380), (3290, 118110), (3525, 110236), (3556, 109275), (3810, 101990), (3937, 98700), (3948, 98425), (4340, 89535), (4371, 88900), (4445, 87420), (4650, 83566), (4700, 82677), (4935, 78740), (5334, 72850), (5425, 71628), (5828, 66675), (5969, 65100), (6350, 61194), (6510, 59690), (6580, 59055), (7050, 55118), (7285, 53340), (7620, 50995), (7874, 49350), (8225, 47244), (8742, 44450), (8890, 43710), (9300, 41783), (9525, 40796), (9870, 39370), (10199, 38100), (10668, 36425), (10850, 35814), (11811, 32900), (11938, 32550), (12700, 30597), (13020, 29845), (13335, 29140), (14100, 27559), (14570, 26670), (15748, 24675), (16275, 23876), (16450, 23622), (17484, 22225), (17780, 21855), (17907, 21700), (19050, 20398), (19685, 19740)]