43313920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 144

約数和(自身を含む): 118470240

約数和(自身を除く): 75156320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 128, 130, 137, 152, 160, 190, 208, 247, 256, 260, 274, 304, 320, 380, 416, 494, 520, 548, 608, 640, 685, 760, 832, 988, 1040, 1096, 1216, 1235, 1280, 1370, 1520, 1664, 1781, 1976, 2080, 2192, 2432, 2470, 2603, 2740, 3040, 3328, 3562, 3952, 4160, 4384, 4864, 4940, 5206, 5480, 6080, 7124, 7904, 8320, 8768, 8905, 9880, 10412, 10960, 12160, 13015, 14248, 15808, 16640, 17536, 17810, 19760, 20824, 21920, 24320, 26030, 28496, 31616, 33839, 35072, 35620, 39520, 41648, 43840, 52060, 56992, 63232, 67678, 71240, 79040, 83296, 87680, 104120, 113984, 135356, 142480, 158080, 166592, 169195, 175360, 208240, 227968, 270712, 284960, 316160, 333184, 338390, 416480, 455936, 541424, 569920, 666368, 676780, 832960, 1082848, 1139840, 1353560, 1665920, 2165696, 2279680, 2707120, 3331840, 4331392, 5414240, 8662784, 10828480, 21656960, 43313920]

約数ペア:

[(1, 43313920), (2, 21656960), (4, 10828480), (5, 8662784), (8, 5414240), (10, 4331392), (13, 3331840), (16, 2707120), (19, 2279680), (20, 2165696), (26, 1665920), (32, 1353560), (38, 1139840), (40, 1082848), (52, 832960), (64, 676780), (65, 666368), (76, 569920), (80, 541424), (95, 455936), (104, 416480), (128, 338390), (130, 333184), (137, 316160), (152, 284960), (160, 270712), (190, 227968), (208, 208240), (247, 175360), (256, 169195), (260, 166592), (274, 158080), (304, 142480), (320, 135356), (380, 113984), (416, 104120), (494, 87680), (520, 83296), (548, 79040), (608, 71240), (640, 67678), (685, 63232), (760, 56992), (832, 52060), (988, 43840), (1040, 41648), (1096, 39520), (1216, 35620), (1235, 35072), (1280, 33839), (1370, 31616), (1520, 28496), (1664, 26030), (1781, 24320), (1976, 21920), (2080, 20824), (2192, 19760), (2432, 17810), (2470, 17536), (2603, 16640), (2740, 15808), (3040, 14248), (3328, 13015), (3562, 12160), (3952, 10960), (4160, 10412), (4384, 9880), (4864, 8905), (4940, 8768), (5206, 8320), (5480, 7904), (6080, 7124)]