271456640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 256

約数和(自身を含む): 822528000

約数和(自身を除く): 551071360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 59, 64, 65, 70, 79, 80, 91, 104, 112, 118, 128, 130, 140, 158, 160, 182, 208, 224, 236, 260, 280, 295, 316, 320, 364, 395, 413, 416, 448, 455, 472, 520, 553, 560, 590, 632, 640, 728, 767, 790, 826, 832, 896, 910, 944, 1027, 1040, 1106, 1120, 1180, 1264, 1456, 1534, 1580, 1652, 1664, 1820, 1888, 2054, 2065, 2080, 2212, 2240, 2360, 2528, 2765, 2912, 3068, 3160, 3304, 3640, 3776, 3835, 4108, 4130, 4160, 4424, 4480, 4661, 4720, 5056, 5135, 5369, 5530, 5824, 6136, 6320, 6608, 7189, 7280, 7552, 7670, 8216, 8260, 8320, 8848, 9322, 9440, 10112, 10270, 10738, 11060, 11648, 12272, 12640, 13216, 14378, 14560, 15340, 16432, 16520, 17696, 18644, 18880, 20540, 21476, 22120, 23305, 24544, 25280, 26432, 26845, 28756, 29120, 30680, 32627, 32864, 33040, 35392, 35945, 37288, 37760, 41080, 42952, 44240, 46610, 49088, 50560, 52864, 53690, 57512, 58240, 60593, 61360, 65254, 65728, 66080, 70784, 71890, 74576, 82160, 85904, 88480, 93220, 98176, 107380, 115024, 121186, 122720, 130508, 131456, 132160, 143780, 149152, 163135, 164320, 171808, 176960, 186440, 214760, 230048, 242372, 245440, 261016, 264320, 287560, 298304, 302965, 326270, 328640, 343616, 353920, 372880, 424151, 429520, 460096, 484744, 490880, 522032, 575120, 596608, 605930, 652540, 657280, 687232, 745760, 848302, 859040, 920192, 969488, 1044064, 1150240, 1211860, 1305080, 1491520, 1696604, 1718080, 1938976, 2088128, 2120755, 2300480, 2423720, 2610160, 2983040, 3393208, 3436160, 3877952, 4176256, 4241510, 4600960, 4847440, 5220320, 6786416, 7755904, 8483020, 9694880, 10440640, 13572832, 16966040, 19389760, 20881280, 27145664, 33932080, 38779520, 54291328, 67864160, 135728320, 271456640]

約数ペア:

[(1, 271456640), (2, 135728320), (4, 67864160), (5, 54291328), (7, 38779520), (8, 33932080), (10, 27145664), (13, 20881280), (14, 19389760), (16, 16966040), (20, 13572832), (26, 10440640), (28, 9694880), (32, 8483020), (35, 7755904), (40, 6786416), (52, 5220320), (56, 4847440), (59, 4600960), (64, 4241510), (65, 4176256), (70, 3877952), (79, 3436160), (80, 3393208), (91, 2983040), (104, 2610160), (112, 2423720), (118, 2300480), (128, 2120755), (130, 2088128), (140, 1938976), (158, 1718080), (160, 1696604), (182, 1491520), (208, 1305080), (224, 1211860), (236, 1150240), (260, 1044064), (280, 969488), (295, 920192), (316, 859040), (320, 848302), (364, 745760), (395, 687232), (413, 657280), (416, 652540), (448, 605930), (455, 596608), (472, 575120), (520, 522032), (553, 490880), (560, 484744), (590, 460096), (632, 429520), (640, 424151), (728, 372880), (767, 353920), (790, 343616), (826, 328640), (832, 326270), (896, 302965), (910, 298304), (944, 287560), (1027, 264320), (1040, 261016), (1106, 245440), (1120, 242372), (1180, 230048), (1264, 214760), (1456, 186440), (1534, 176960), (1580, 171808), (1652, 164320), (1664, 163135), (1820, 149152), (1888, 143780), (2054, 132160), (2065, 131456), (2080, 130508), (2212, 122720), (2240, 121186), (2360, 115024), (2528, 107380), (2765, 98176), (2912, 93220), (3068, 88480), (3160, 85904), (3304, 82160), (3640, 74576), (3776, 71890), (3835, 70784), (4108, 66080), (4130, 65728), (4160, 65254), (4424, 61360), (4480, 60593), (4661, 58240), (4720, 57512), (5056, 53690), (5135, 52864), (5369, 50560), (5530, 49088), (5824, 46610), (6136, 44240), (6320, 42952), (6608, 41080), (7189, 37760), (7280, 37288), (7552, 35945), (7670, 35392), (8216, 33040), (8260, 32864), (8320, 32627), (8848, 30680), (9322, 29120), (9440, 28756), (10112, 26845), (10270, 26432), (10738, 25280), (11060, 24544), (11648, 23305), (12272, 22120), (12640, 21476), (13216, 20540), (14378, 18880), (14560, 18644), (15340, 17696), (16432, 16520)]