20857069800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1655323}}^1$

素因数の和:1655352

約数の個数: 144

約数和(自身を含む): 80051468640

約数和(自身を除く): 59194398840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 12600, 1655323, 3310646, 4965969, 6621292, 8276615, 9931938, 11587261, 13242584, 14897907, 16553230, 19863876, 23174522, 24829845, 29795814, 33106460, 34761783, 39727752, 41383075, 46349044, 49659690, 57936305, 59591628, 66212920, 69523566, 74489535, 82766150, 92698088, 99319380, 104285349, 115872610, 119183256, 124149225, 139047132, 148979070, 165532300, 173808915, 198638760, 208570698, 231745220, 248298450, 278094264, 289681525, 297958140, 331064600, 347617830, 372447675, 417141396, 463490440, 496596900, 521426745, 579363050, 595916280, 695235660, 744895350, 834282792, 869044575, 993193800, 1042853490, 1158726100, 1390471320, 1489790700, 1738089150, 2085706980, 2317452200, 2607133725, 2979581400, 3476178300, 4171413960, 5214267450, 6952356600, 10428534900, 20857069800]

約数ペア:

[(1, 20857069800), (2, 10428534900), (3, 6952356600), (4, 5214267450), (5, 4171413960), (6, 3476178300), (7, 2979581400), (8, 2607133725), (9, 2317452200), (10, 2085706980), (12, 1738089150), (14, 1489790700), (15, 1390471320), (18, 1158726100), (20, 1042853490), (21, 993193800), (24, 869044575), (25, 834282792), (28, 744895350), (30, 695235660), (35, 595916280), (36, 579363050), (40, 521426745), (42, 496596900), (45, 463490440), (50, 417141396), (56, 372447675), (60, 347617830), (63, 331064600), (70, 297958140), (72, 289681525), (75, 278094264), (84, 248298450), (90, 231745220), (100, 208570698), (105, 198638760), (120, 173808915), (126, 165532300), (140, 148979070), (150, 139047132), (168, 124149225), (175, 119183256), (180, 115872610), (200, 104285349), (210, 99319380), (225, 92698088), (252, 82766150), (280, 74489535), (300, 69523566), (315, 66212920), (350, 59591628), (360, 57936305), (420, 49659690), (450, 46349044), (504, 41383075), (525, 39727752), (600, 34761783), (630, 33106460), (700, 29795814), (840, 24829845), (900, 23174522), (1050, 19863876), (1260, 16553230), (1400, 14897907), (1575, 13242584), (1800, 11587261), (2100, 9931938), (2520, 8276615), (3150, 6621292), (4200, 4965969), (6300, 3310646), (12600, 1655323)]