1252245760

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:388

約数の個数: 144

約数和(自身を含む): 3119152176

約数和(自身を除く): 1866906416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 137, 148, 160, 185, 193, 256, 274, 296, 320, 370, 386, 548, 592, 640, 685, 740, 772, 965, 1096, 1184, 1280, 1370, 1480, 1544, 1930, 2192, 2368, 2740, 2960, 3088, 3860, 4384, 4736, 5069, 5480, 5920, 6176, 7141, 7720, 8768, 9472, 10138, 10960, 11840, 12352, 14282, 15440, 17536, 20276, 21920, 23680, 24704, 25345, 26441, 28564, 30880, 35072, 35705, 40552, 43840, 47360, 49408, 50690, 52882, 57128, 61760, 71410, 81104, 87680, 101380, 105764, 114256, 123520, 132205, 142820, 162208, 175360, 202760, 211528, 228512, 247040, 264410, 285640, 324416, 405520, 423056, 457024, 528820, 571280, 648832, 811040, 846112, 914048, 978317, 1057640, 1142560, 1297664, 1622080, 1692224, 1828096, 1956634, 2115280, 2285120, 3244160, 3384448, 3913268, 4230560, 4570240, 4891585, 6488320, 6768896, 7826536, 8461120, 9140480, 9783170, 15653072, 16922240, 19566340, 31306144, 33844480, 39132680, 62612288, 78265360, 125224576, 156530720, 250449152, 313061440, 626122880, 1252245760]

約数ペア:

[(1, 1252245760), (2, 626122880), (4, 313061440), (5, 250449152), (8, 156530720), (10, 125224576), (16, 78265360), (20, 62612288), (32, 39132680), (37, 33844480), (40, 31306144), (64, 19566340), (74, 16922240), (80, 15653072), (128, 9783170), (137, 9140480), (148, 8461120), (160, 7826536), (185, 6768896), (193, 6488320), (256, 4891585), (274, 4570240), (296, 4230560), (320, 3913268), (370, 3384448), (386, 3244160), (548, 2285120), (592, 2115280), (640, 1956634), (685, 1828096), (740, 1692224), (772, 1622080), (965, 1297664), (1096, 1142560), (1184, 1057640), (1280, 978317), (1370, 914048), (1480, 846112), (1544, 811040), (1930, 648832), (2192, 571280), (2368, 528820), (2740, 457024), (2960, 423056), (3088, 405520), (3860, 324416), (4384, 285640), (4736, 264410), (5069, 247040), (5480, 228512), (5920, 211528), (6176, 202760), (7141, 175360), (7720, 162208), (8768, 142820), (9472, 132205), (10138, 123520), (10960, 114256), (11840, 105764), (12352, 101380), (14282, 87680), (15440, 81104), (17536, 71410), (20276, 61760), (21920, 57128), (23680, 52882), (24704, 50690), (25345, 49408), (26441, 47360), (28564, 43840), (30880, 40552), (35072, 35705)]