1253553920

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{311}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 3122316288

約数和(自身を除く): 1868762368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 67, 80, 94, 128, 134, 160, 188, 235, 256, 268, 311, 320, 335, 376, 470, 536, 622, 640, 670, 752, 940, 1072, 1244, 1280, 1340, 1504, 1555, 1880, 2144, 2488, 2680, 3008, 3110, 3149, 3760, 4288, 4976, 5360, 6016, 6220, 6298, 7520, 8576, 9952, 10720, 12032, 12440, 12596, 14617, 15040, 15745, 17152, 19904, 20837, 21440, 24880, 25192, 29234, 30080, 31490, 39808, 41674, 42880, 49760, 50384, 58468, 60160, 62980, 73085, 79616, 83348, 85760, 99520, 100768, 104185, 116936, 125960, 146170, 166696, 199040, 201536, 208370, 233872, 251920, 292340, 333392, 398080, 403072, 416740, 467744, 503840, 584680, 666784, 806144, 833480, 935488, 979339, 1007680, 1169360, 1333568, 1666960, 1870976, 1958678, 2015360, 2338720, 2667136, 3333920, 3741952, 3917356, 4030720, 4677440, 4896695, 5334272, 6667840, 7834712, 9354880, 9793390, 13335680, 15669424, 18709760, 19586780, 26671360, 31338848, 39173560, 62677696, 78347120, 125355392, 156694240, 250710784, 313388480, 626776960, 1253553920]

約数ペア:

[(1, 1253553920), (2, 626776960), (4, 313388480), (5, 250710784), (8, 156694240), (10, 125355392), (16, 78347120), (20, 62677696), (32, 39173560), (40, 31338848), (47, 26671360), (64, 19586780), (67, 18709760), (80, 15669424), (94, 13335680), (128, 9793390), (134, 9354880), (160, 7834712), (188, 6667840), (235, 5334272), (256, 4896695), (268, 4677440), (311, 4030720), (320, 3917356), (335, 3741952), (376, 3333920), (470, 2667136), (536, 2338720), (622, 2015360), (640, 1958678), (670, 1870976), (752, 1666960), (940, 1333568), (1072, 1169360), (1244, 1007680), (1280, 979339), (1340, 935488), (1504, 833480), (1555, 806144), (1880, 666784), (2144, 584680), (2488, 503840), (2680, 467744), (3008, 416740), (3110, 403072), (3149, 398080), (3760, 333392), (4288, 292340), (4976, 251920), (5360, 233872), (6016, 208370), (6220, 201536), (6298, 199040), (7520, 166696), (8576, 146170), (9952, 125960), (10720, 116936), (12032, 104185), (12440, 100768), (12596, 99520), (14617, 85760), (15040, 83348), (15745, 79616), (17152, 73085), (19904, 62980), (20837, 60160), (21440, 58468), (24880, 50384), (25192, 49760), (29234, 42880), (30080, 41674), (31490, 39808)]