326226560

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:490

約数の個数: 128

約数和(自身を含む): 859248000

約数和(自身を除く): 533021440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 149, 160, 176, 220, 298, 311, 320, 352, 440, 596, 622, 640, 704, 745, 880, 1192, 1244, 1408, 1490, 1555, 1639, 1760, 2384, 2488, 2980, 3110, 3278, 3421, 3520, 4768, 4976, 5960, 6220, 6556, 6842, 7040, 8195, 9536, 9952, 11920, 12440, 13112, 13684, 16390, 17105, 19072, 19904, 23840, 24880, 26224, 27368, 32780, 34210, 39808, 46339, 47680, 49760, 52448, 54736, 65560, 68420, 92678, 95360, 99520, 104896, 109472, 131120, 136840, 185356, 199040, 209792, 218944, 231695, 262240, 273680, 370712, 437888, 463390, 509729, 524480, 547360, 741424, 926780, 1019458, 1048960, 1094720, 1482848, 1853560, 2038916, 2189440, 2548645, 2965696, 3707120, 4077832, 5097290, 5931392, 7414240, 8155664, 10194580, 14828480, 16311328, 20389160, 29656960, 32622656, 40778320, 65245312, 81556640, 163113280, 326226560]

約数ペア:

[(1, 326226560), (2, 163113280), (4, 81556640), (5, 65245312), (8, 40778320), (10, 32622656), (11, 29656960), (16, 20389160), (20, 16311328), (22, 14828480), (32, 10194580), (40, 8155664), (44, 7414240), (55, 5931392), (64, 5097290), (80, 4077832), (88, 3707120), (110, 2965696), (128, 2548645), (149, 2189440), (160, 2038916), (176, 1853560), (220, 1482848), (298, 1094720), (311, 1048960), (320, 1019458), (352, 926780), (440, 741424), (596, 547360), (622, 524480), (640, 509729), (704, 463390), (745, 437888), (880, 370712), (1192, 273680), (1244, 262240), (1408, 231695), (1490, 218944), (1555, 209792), (1639, 199040), (1760, 185356), (2384, 136840), (2488, 131120), (2980, 109472), (3110, 104896), (3278, 99520), (3421, 95360), (3520, 92678), (4768, 68420), (4976, 65560), (5960, 54736), (6220, 52448), (6556, 49760), (6842, 47680), (7040, 46339), (8195, 39808), (9536, 34210), (9952, 32780), (11920, 27368), (12440, 26224), (13112, 24880), (13684, 23840), (16390, 19904), (17105, 19072)]