1280841600

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{1321}}^1$

素因数の和:1449

約数の個数: 192

約数和(自身を含む): 4263767280

約数和(自身を除く): 2982925680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 101, 120, 128, 150, 160, 192, 200, 202, 240, 300, 303, 320, 384, 400, 404, 480, 505, 600, 606, 640, 800, 808, 960, 1010, 1200, 1212, 1321, 1515, 1600, 1616, 1920, 2020, 2400, 2424, 2525, 2642, 3030, 3200, 3232, 3963, 4040, 4800, 4848, 5050, 5284, 6060, 6464, 6605, 7575, 7926, 8080, 9600, 9696, 10100, 10568, 12120, 12928, 13210, 15150, 15852, 16160, 19392, 19815, 20200, 21136, 24240, 26420, 30300, 31704, 32320, 33025, 38784, 39630, 40400, 42272, 48480, 52840, 60600, 63408, 64640, 66050, 79260, 80800, 84544, 96960, 99075, 105680, 121200, 126816, 132100, 133421, 158520, 161600, 169088, 193920, 198150, 211360, 242400, 253632, 264200, 266842, 317040, 323200, 396300, 400263, 422720, 484800, 507264, 528400, 533684, 634080, 667105, 792600, 800526, 845440, 969600, 1056800, 1067368, 1268160, 1334210, 1585200, 1601052, 2001315, 2113600, 2134736, 2536320, 2668420, 3170400, 3202104, 3335525, 4002630, 4227200, 4269472, 5336840, 6340800, 6404208, 6671050, 8005260, 8538944, 10006575, 10673680, 12681600, 12808416, 13342100, 16010520, 17077888, 20013150, 21347360, 25616832, 26684200, 32021040, 40026300, 42694720, 51233664, 53368400, 64042080, 80052600, 85389440, 106736800, 128084160, 160105200, 213473600, 256168320, 320210400, 426947200, 640420800, 1280841600]

約数ペア:

[(1, 1280841600), (2, 640420800), (3, 426947200), (4, 320210400), (5, 256168320), (6, 213473600), (8, 160105200), (10, 128084160), (12, 106736800), (15, 85389440), (16, 80052600), (20, 64042080), (24, 53368400), (25, 51233664), (30, 42694720), (32, 40026300), (40, 32021040), (48, 26684200), (50, 25616832), (60, 21347360), (64, 20013150), (75, 17077888), (80, 16010520), (96, 13342100), (100, 12808416), (101, 12681600), (120, 10673680), (128, 10006575), (150, 8538944), (160, 8005260), (192, 6671050), (200, 6404208), (202, 6340800), (240, 5336840), (300, 4269472), (303, 4227200), (320, 4002630), (384, 3335525), (400, 3202104), (404, 3170400), (480, 2668420), (505, 2536320), (600, 2134736), (606, 2113600), (640, 2001315), (800, 1601052), (808, 1585200), (960, 1334210), (1010, 1268160), (1200, 1067368), (1212, 1056800), (1321, 969600), (1515, 845440), (1600, 800526), (1616, 792600), (1920, 667105), (2020, 634080), (2400, 533684), (2424, 528400), (2525, 507264), (2642, 484800), (3030, 422720), (3200, 400263), (3232, 396300), (3963, 323200), (4040, 317040), (4800, 266842), (4848, 264200), (5050, 253632), (5284, 242400), (6060, 211360), (6464, 198150), (6605, 193920), (7575, 169088), (7926, 161600), (8080, 158520), (9600, 133421), (9696, 132100), (10100, 126816), (10568, 121200), (12120, 105680), (12928, 99075), (13210, 96960), (15150, 84544), (15852, 80800), (16160, 79260), (19392, 66050), (19815, 64640), (20200, 63408), (21136, 60600), (24240, 52840), (26420, 48480), (30300, 42272), (31704, 40400), (32320, 39630), (33025, 38784)]