256137000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{12197}}^1$

素因数の和:12228

約数の個数: 128

約数和(自身を含む): 913386240

約数和(自身を除く): 657249240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 12197, 21000, 24394, 36591, 48788, 60985, 73182, 85379, 97576, 121970, 146364, 170758, 182955, 243940, 256137, 292728, 304925, 341516, 365910, 426895, 487880, 512274, 609850, 683032, 731820, 853790, 914775, 1024548, 1219700, 1280685, 1463640, 1524625, 1707580, 1829550, 2049096, 2134475, 2439400, 2561370, 3049250, 3415160, 3659100, 4268950, 4573875, 5122740, 6098500, 6403425, 7318200, 8537900, 9147750, 10245480, 10672375, 12197000, 12806850, 17075800, 18295500, 21344750, 25613700, 32017125, 36591000, 42689500, 51227400, 64034250, 85379000, 128068500, 256137000]

約数ペア:

[(1, 256137000), (2, 128068500), (3, 85379000), (4, 64034250), (5, 51227400), (6, 42689500), (7, 36591000), (8, 32017125), (10, 25613700), (12, 21344750), (14, 18295500), (15, 17075800), (20, 12806850), (21, 12197000), (24, 10672375), (25, 10245480), (28, 9147750), (30, 8537900), (35, 7318200), (40, 6403425), (42, 6098500), (50, 5122740), (56, 4573875), (60, 4268950), (70, 3659100), (75, 3415160), (84, 3049250), (100, 2561370), (105, 2439400), (120, 2134475), (125, 2049096), (140, 1829550), (150, 1707580), (168, 1524625), (175, 1463640), (200, 1280685), (210, 1219700), (250, 1024548), (280, 914775), (300, 853790), (350, 731820), (375, 683032), (420, 609850), (500, 512274), (525, 487880), (600, 426895), (700, 365910), (750, 341516), (840, 304925), (875, 292728), (1000, 256137), (1050, 243940), (1400, 182955), (1500, 170758), (1750, 146364), (2100, 121970), (2625, 97576), (3000, 85379), (3500, 73182), (4200, 60985), (5250, 48788), (7000, 36591), (10500, 24394), (12197, 21000)]