256250880

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:181

約数の個数: 264

約数和(自身を含む): 912012192

約数和(自身を除く): 655761312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 67, 72, 80, 83, 90, 96, 120, 128, 134, 144, 160, 166, 180, 192, 201, 240, 249, 256, 268, 288, 320, 332, 335, 360, 384, 402, 415, 480, 498, 512, 536, 576, 603, 640, 664, 670, 720, 747, 768, 804, 830, 960, 996, 1005, 1024, 1072, 1152, 1206, 1245, 1280, 1328, 1340, 1440, 1494, 1536, 1608, 1660, 1920, 1992, 2010, 2144, 2304, 2412, 2490, 2560, 2656, 2680, 2880, 2988, 3015, 3072, 3216, 3320, 3735, 3840, 3984, 4020, 4288, 4608, 4824, 4980, 5120, 5312, 5360, 5561, 5760, 5976, 6030, 6432, 6640, 7470, 7680, 7968, 8040, 8576, 9216, 9648, 9960, 10624, 10720, 11122, 11520, 11952, 12060, 12864, 13280, 14940, 15360, 15936, 16080, 16683, 17152, 19296, 19920, 21248, 21440, 22244, 23040, 23904, 24120, 25728, 26560, 27805, 29880, 31872, 32160, 33366, 34304, 38592, 39840, 42496, 42880, 44488, 46080, 47808, 48240, 50049, 51456, 53120, 55610, 59760, 63744, 64320, 66732, 68608, 77184, 79680, 83415, 84992, 85760, 88976, 95616, 96480, 100098, 102912, 106240, 111220, 119520, 127488, 128640, 133464, 154368, 159360, 166830, 171520, 177952, 191232, 192960, 200196, 205824, 212480, 222440, 239040, 250245, 254976, 257280, 266928, 308736, 318720, 333660, 343040, 355904, 382464, 385920, 400392, 424960, 444880, 478080, 500490, 514560, 533856, 617472, 637440, 667320, 711808, 764928, 771840, 800784, 889760, 956160, 1000980, 1029120, 1067712, 1274880, 1334640, 1423616, 1543680, 1601568, 1779520, 1912320, 2001960, 2135424, 2669280, 2847232, 3087360, 3203136, 3559040, 3824640, 4003920, 4270848, 5338560, 5694464, 6406272, 7118080, 8007840, 8541696, 10677120, 12812544, 14236160, 16015680, 17083392, 21354240, 25625088, 28472320, 32031360, 42708480, 51250176, 64062720, 85416960, 128125440, 256250880]

約数ペア:

[(1, 256250880), (2, 128125440), (3, 85416960), (4, 64062720), (5, 51250176), (6, 42708480), (8, 32031360), (9, 28472320), (10, 25625088), (12, 21354240), (15, 17083392), (16, 16015680), (18, 14236160), (20, 12812544), (24, 10677120), (30, 8541696), (32, 8007840), (36, 7118080), (40, 6406272), (45, 5694464), (48, 5338560), (60, 4270848), (64, 4003920), (67, 3824640), (72, 3559040), (80, 3203136), (83, 3087360), (90, 2847232), (96, 2669280), (120, 2135424), (128, 2001960), (134, 1912320), (144, 1779520), (160, 1601568), (166, 1543680), (180, 1423616), (192, 1334640), (201, 1274880), (240, 1067712), (249, 1029120), (256, 1000980), (268, 956160), (288, 889760), (320, 800784), (332, 771840), (335, 764928), (360, 711808), (384, 667320), (402, 637440), (415, 617472), (480, 533856), (498, 514560), (512, 500490), (536, 478080), (576, 444880), (603, 424960), (640, 400392), (664, 385920), (670, 382464), (720, 355904), (747, 343040), (768, 333660), (804, 318720), (830, 308736), (960, 266928), (996, 257280), (1005, 254976), (1024, 250245), (1072, 239040), (1152, 222440), (1206, 212480), (1245, 205824), (1280, 200196), (1328, 192960), (1340, 191232), (1440, 177952), (1494, 171520), (1536, 166830), (1608, 159360), (1660, 154368), (1920, 133464), (1992, 128640), (2010, 127488), (2144, 119520), (2304, 111220), (2412, 106240), (2490, 102912), (2560, 100098), (2656, 96480), (2680, 95616), (2880, 88976), (2988, 85760), (3015, 84992), (3072, 83415), (3216, 79680), (3320, 77184), (3735, 68608), (3840, 66732), (3984, 64320), (4020, 63744), (4288, 59760), (4608, 55610), (4824, 53120), (4980, 51456), (5120, 50049), (5312, 48240), (5360, 47808), (5561, 46080), (5760, 44488), (5976, 42880), (6030, 42496), (6432, 39840), (6640, 38592), (7470, 34304), (7680, 33366), (7968, 32160), (8040, 31872), (8576, 29880), (9216, 27805), (9648, 26560), (9960, 25728), (10624, 24120), (10720, 23904), (11122, 23040), (11520, 22244), (11952, 21440), (12060, 21248), (12864, 19920), (13280, 19296), (14940, 17152), (15360, 16683), (15936, 16080)]