1878487040

素因数分解:

$2^{12}\times 5^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:170

約数の個数: 156

約数和(自身を含む): 4702092696

約数和(自身を除く): 2823605656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 67, 74, 80, 128, 134, 148, 160, 185, 256, 268, 296, 320, 335, 370, 512, 536, 592, 640, 670, 740, 1024, 1072, 1184, 1280, 1340, 1369, 1480, 2048, 2144, 2368, 2479, 2560, 2680, 2738, 2960, 4096, 4288, 4736, 4958, 5120, 5360, 5476, 5920, 6845, 8576, 9472, 9916, 10240, 10720, 10952, 11840, 12395, 13690, 17152, 18944, 19832, 20480, 21440, 21904, 23680, 24790, 27380, 34304, 37888, 39664, 42880, 43808, 47360, 49580, 54760, 68608, 75776, 79328, 85760, 87616, 91723, 94720, 99160, 109520, 137216, 151552, 158656, 171520, 175232, 183446, 189440, 198320, 219040, 274432, 317312, 343040, 350464, 366892, 378880, 396640, 438080, 458615, 634624, 686080, 700928, 733784, 757760, 793280, 876160, 917230, 1269248, 1372160, 1401856, 1467568, 1586560, 1752320, 1834460, 2538496, 2803712, 2935136, 3173120, 3504640, 3668920, 5076992, 5607424, 5870272, 6346240, 7009280, 7337840, 10153984, 11740544, 12692480, 14018560, 14675680, 23481088, 25384960, 28037120, 29351360, 46962176, 50769920, 58702720, 93924352, 117405440, 187848704, 234810880, 375697408, 469621760, 939243520, 1878487040]

約数ペア:

[(1, 1878487040), (2, 939243520), (4, 469621760), (5, 375697408), (8, 234810880), (10, 187848704), (16, 117405440), (20, 93924352), (32, 58702720), (37, 50769920), (40, 46962176), (64, 29351360), (67, 28037120), (74, 25384960), (80, 23481088), (128, 14675680), (134, 14018560), (148, 12692480), (160, 11740544), (185, 10153984), (256, 7337840), (268, 7009280), (296, 6346240), (320, 5870272), (335, 5607424), (370, 5076992), (512, 3668920), (536, 3504640), (592, 3173120), (640, 2935136), (670, 2803712), (740, 2538496), (1024, 1834460), (1072, 1752320), (1184, 1586560), (1280, 1467568), (1340, 1401856), (1369, 1372160), (1480, 1269248), (2048, 917230), (2144, 876160), (2368, 793280), (2479, 757760), (2560, 733784), (2680, 700928), (2738, 686080), (2960, 634624), (4096, 458615), (4288, 438080), (4736, 396640), (4958, 378880), (5120, 366892), (5360, 350464), (5476, 343040), (5920, 317312), (6845, 274432), (8576, 219040), (9472, 198320), (9916, 189440), (10240, 183446), (10720, 175232), (10952, 171520), (11840, 158656), (12395, 151552), (13690, 137216), (17152, 109520), (18944, 99160), (19832, 94720), (20480, 91723), (21440, 87616), (21904, 85760), (23680, 79328), (24790, 75776), (27380, 68608), (34304, 54760), (37888, 49580), (39664, 47360), (42880, 43808)]