128778000

素因数分解:

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

素因数の和:179

約数の個数: 240

約数和(自身を含む): 453113856

約数和(自身を除く): 324335856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 100, 104, 120, 125, 127, 130, 150, 156, 169, 195, 200, 208, 240, 250, 254, 260, 300, 312, 325, 338, 375, 381, 390, 400, 500, 507, 508, 520, 600, 624, 635, 650, 676, 750, 762, 780, 845, 975, 1000, 1014, 1016, 1040, 1200, 1270, 1300, 1352, 1500, 1524, 1560, 1625, 1651, 1690, 1905, 1950, 2000, 2028, 2032, 2535, 2540, 2600, 2704, 3000, 3048, 3120, 3175, 3250, 3302, 3380, 3810, 3900, 4056, 4225, 4875, 4953, 5070, 5080, 5200, 6000, 6096, 6350, 6500, 6604, 6760, 7620, 7800, 8112, 8255, 8450, 9525, 9750, 9906, 10140, 10160, 12675, 12700, 13000, 13208, 13520, 15240, 15600, 15875, 16510, 16900, 19050, 19500, 19812, 20280, 21125, 21463, 24765, 25350, 25400, 26000, 26416, 30480, 31750, 33020, 33800, 38100, 39000, 39624, 40560, 41275, 42250, 42926, 47625, 49530, 50700, 50800, 63375, 63500, 64389, 66040, 67600, 76200, 78000, 79248, 82550, 84500, 85852, 95250, 99060, 101400, 107315, 123825, 126750, 127000, 128778, 132080, 152400, 165100, 169000, 171704, 190500, 198120, 202800, 206375, 214630, 247650, 253500, 254000, 257556, 321945, 330200, 338000, 343408, 381000, 396240, 412750, 429260, 495300, 507000, 515112, 536575, 619125, 643890, 660400, 762000, 825500, 858520, 990600, 1014000, 1030224, 1073150, 1238250, 1287780, 1609725, 1651000, 1717040, 1981200, 2146300, 2476500, 2575560, 2682875, 3219450, 3302000, 4292600, 4953000, 5151120, 5365750, 6438900, 8048625, 8585200, 9906000, 10731500, 12877800, 16097250, 21463000, 25755600, 32194500, 42926000, 64389000, 128778000]

約数ペア:

[(1, 128778000), (2, 64389000), (3, 42926000), (4, 32194500), (5, 25755600), (6, 21463000), (8, 16097250), (10, 12877800), (12, 10731500), (13, 9906000), (15, 8585200), (16, 8048625), (20, 6438900), (24, 5365750), (25, 5151120), (26, 4953000), (30, 4292600), (39, 3302000), (40, 3219450), (48, 2682875), (50, 2575560), (52, 2476500), (60, 2146300), (65, 1981200), (75, 1717040), (78, 1651000), (80, 1609725), (100, 1287780), (104, 1238250), (120, 1073150), (125, 1030224), (127, 1014000), (130, 990600), (150, 858520), (156, 825500), (169, 762000), (195, 660400), (200, 643890), (208, 619125), (240, 536575), (250, 515112), (254, 507000), (260, 495300), (300, 429260), (312, 412750), (325, 396240), (338, 381000), (375, 343408), (381, 338000), (390, 330200), (400, 321945), (500, 257556), (507, 254000), (508, 253500), (520, 247650), (600, 214630), (624, 206375), (635, 202800), (650, 198120), (676, 190500), (750, 171704), (762, 169000), (780, 165100), (845, 152400), (975, 132080), (1000, 128778), (1014, 127000), (1016, 126750), (1040, 123825), (1200, 107315), (1270, 101400), (1300, 99060), (1352, 95250), (1500, 85852), (1524, 84500), (1560, 82550), (1625, 79248), (1651, 78000), (1690, 76200), (1905, 67600), (1950, 66040), (2000, 64389), (2028, 63500), (2032, 63375), (2535, 50800), (2540, 50700), (2600, 49530), (2704, 47625), (3000, 42926), (3048, 42250), (3120, 41275), (3175, 40560), (3250, 39624), (3302, 39000), (3380, 38100), (3810, 33800), (3900, 33020), (4056, 31750), (4225, 30480), (4875, 26416), (4953, 26000), (5070, 25400), (5080, 25350), (5200, 24765), (6000, 21463), (6096, 21125), (6350, 20280), (6500, 19812), (6604, 19500), (6760, 19050), (7620, 16900), (7800, 16510), (8112, 15875), (8255, 15600), (8450, 15240), (9525, 13520), (9750, 13208), (9906, 13000), (10140, 12700), (10160, 12675)]