255490560

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{853}}^1$

素因数の和:895

約数の個数: 240

約数和(自身を含む): 954017064

約数和(自身を除く): 698526504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 853, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1706, 1872, 1920, 2080, 2304, 2340, 2496, 2559, 2560, 2880, 3120, 3328, 3412, 3744, 3840, 4160, 4265, 4608, 4680, 4992, 5118, 5760, 6240, 6656, 6824, 7488, 7677, 7680, 8320, 8530, 9360, 9984, 10236, 11089, 11520, 12480, 12795, 13648, 14976, 15354, 16640, 17060, 18720, 19968, 20472, 22178, 23040, 24960, 25590, 27296, 29952, 30708, 33267, 33280, 34120, 37440, 38385, 40944, 44356, 49920, 51180, 54592, 55445, 59904, 61416, 66534, 68240, 74880, 76770, 81888, 88712, 99801, 99840, 102360, 109184, 110890, 122832, 133068, 136480, 149760, 153540, 163776, 166335, 177424, 199602, 204720, 218368, 221780, 245664, 266136, 272960, 299520, 307080, 327552, 332670, 354848, 399204, 409440, 436736, 443560, 491328, 499005, 532272, 545920, 614160, 655104, 665340, 709696, 798408, 818880, 887120, 982656, 998010, 1064544, 1091840, 1228320, 1310208, 1330680, 1419392, 1596816, 1637760, 1774240, 1965312, 1996020, 2129088, 2183680, 2456640, 2661360, 2838784, 3193632, 3275520, 3548480, 3930624, 3992040, 4258176, 4913280, 5322720, 5677568, 6387264, 6551040, 7096960, 7984080, 8516352, 9826560, 10645440, 12774528, 14193920, 15968160, 17032704, 19653120, 21290880, 25549056, 28387840, 31936320, 42581760, 51098112, 63872640, 85163520, 127745280, 255490560]

約数ペア:

[(1, 255490560), (2, 127745280), (3, 85163520), (4, 63872640), (5, 51098112), (6, 42581760), (8, 31936320), (9, 28387840), (10, 25549056), (12, 21290880), (13, 19653120), (15, 17032704), (16, 15968160), (18, 14193920), (20, 12774528), (24, 10645440), (26, 9826560), (30, 8516352), (32, 7984080), (36, 7096960), (39, 6551040), (40, 6387264), (45, 5677568), (48, 5322720), (52, 4913280), (60, 4258176), (64, 3992040), (65, 3930624), (72, 3548480), (78, 3275520), (80, 3193632), (90, 2838784), (96, 2661360), (104, 2456640), (117, 2183680), (120, 2129088), (128, 1996020), (130, 1965312), (144, 1774240), (156, 1637760), (160, 1596816), (180, 1419392), (192, 1330680), (195, 1310208), (208, 1228320), (234, 1091840), (240, 1064544), (256, 998010), (260, 982656), (288, 887120), (312, 818880), (320, 798408), (360, 709696), (384, 665340), (390, 655104), (416, 614160), (468, 545920), (480, 532272), (512, 499005), (520, 491328), (576, 443560), (585, 436736), (624, 409440), (640, 399204), (720, 354848), (768, 332670), (780, 327552), (832, 307080), (853, 299520), (936, 272960), (960, 266136), (1040, 245664), (1152, 221780), (1170, 218368), (1248, 204720), (1280, 199602), (1440, 177424), (1536, 166335), (1560, 163776), (1664, 153540), (1706, 149760), (1872, 136480), (1920, 133068), (2080, 122832), (2304, 110890), (2340, 109184), (2496, 102360), (2559, 99840), (2560, 99801), (2880, 88712), (3120, 81888), (3328, 76770), (3412, 74880), (3744, 68240), (3840, 66534), (4160, 61416), (4265, 59904), (4608, 55445), (4680, 54592), (4992, 51180), (5118, 49920), (5760, 44356), (6240, 40944), (6656, 38385), (6824, 37440), (7488, 34120), (7677, 33280), (7680, 33267), (8320, 30708), (8530, 29952), (9360, 27296), (9984, 25590), (10236, 24960), (11089, 23040), (11520, 22178), (12480, 20472), (12795, 19968), (13648, 18720), (14976, 17060), (15354, 16640)]