491466240

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:369

約数の個数: 240

約数和(自身を含む): 1729295568

約数和(自身を除く): 1237829328

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, 72, 80, 83, 90, 96, 120, 128, 144, 160, 166, 180, 192, 240, 249, 256, 257, 288, 320, 332, 360, 384, 415, 480, 498, 512, 514, 576, 640, 664, 720, 747, 768, 771, 830, 960, 996, 1028, 1152, 1245, 1280, 1285, 1328, 1440, 1494, 1536, 1542, 1660, 1920, 1992, 2056, 2304, 2313, 2490, 2560, 2570, 2656, 2880, 2988, 3084, 3320, 3735, 3840, 3855, 3984, 4112, 4608, 4626, 4980, 5140, 5312, 5760, 5976, 6168, 6640, 7470, 7680, 7710, 7968, 8224, 9252, 9960, 10280, 10624, 11520, 11565, 11952, 12336, 13280, 14940, 15420, 15936, 16448, 18504, 19920, 20560, 21248, 21331, 23040, 23130, 23904, 24672, 26560, 29880, 30840, 31872, 32896, 37008, 39840, 41120, 42496, 42662, 46260, 47808, 49344, 53120, 59760, 61680, 63744, 63993, 65792, 74016, 79680, 82240, 85324, 92520, 95616, 98688, 106240, 106655, 119520, 123360, 127488, 127986, 131584, 148032, 159360, 164480, 170648, 185040, 191232, 191979, 197376, 212480, 213310, 239040, 246720, 255972, 296064, 318720, 319965, 328960, 341296, 370080, 382464, 383958, 394752, 426620, 478080, 493440, 511944, 592128, 637440, 639930, 657920, 682592, 740160, 767916, 853240, 956160, 959895, 986880, 1023888, 1184256, 1279860, 1365184, 1480320, 1535832, 1706480, 1912320, 1919790, 1973760, 2047776, 2559720, 2730368, 2960640, 3071664, 3412960, 3839580, 4095552, 5119440, 5460736, 5921280, 6143328, 6825920, 7679160, 8191104, 10238880, 10921472, 12286656, 13651840, 15358320, 16382208, 20477760, 24573312, 27303680, 30716640, 32764416, 40955520, 49146624, 54607360, 61433280, 81911040, 98293248, 122866560, 163822080, 245733120, 491466240]

約数ペア:

[(1, 491466240), (2, 245733120), (3, 163822080), (4, 122866560), (5, 98293248), (6, 81911040), (8, 61433280), (9, 54607360), (10, 49146624), (12, 40955520), (15, 32764416), (16, 30716640), (18, 27303680), (20, 24573312), (24, 20477760), (30, 16382208), (32, 15358320), (36, 13651840), (40, 12286656), (45, 10921472), (48, 10238880), (60, 8191104), (64, 7679160), (72, 6825920), (80, 6143328), (83, 5921280), (90, 5460736), (96, 5119440), (120, 4095552), (128, 3839580), (144, 3412960), (160, 3071664), (166, 2960640), (180, 2730368), (192, 2559720), (240, 2047776), (249, 1973760), (256, 1919790), (257, 1912320), (288, 1706480), (320, 1535832), (332, 1480320), (360, 1365184), (384, 1279860), (415, 1184256), (480, 1023888), (498, 986880), (512, 959895), (514, 956160), (576, 853240), (640, 767916), (664, 740160), (720, 682592), (747, 657920), (768, 639930), (771, 637440), (830, 592128), (960, 511944), (996, 493440), (1028, 478080), (1152, 426620), (1245, 394752), (1280, 383958), (1285, 382464), (1328, 370080), (1440, 341296), (1494, 328960), (1536, 319965), (1542, 318720), (1660, 296064), (1920, 255972), (1992, 246720), (2056, 239040), (2304, 213310), (2313, 212480), (2490, 197376), (2560, 191979), (2570, 191232), (2656, 185040), (2880, 170648), (2988, 164480), (3084, 159360), (3320, 148032), (3735, 131584), (3840, 127986), (3855, 127488), (3984, 123360), (4112, 119520), (4608, 106655), (4626, 106240), (4980, 98688), (5140, 95616), (5312, 92520), (5760, 85324), (5976, 82240), (6168, 79680), (6640, 74016), (7470, 65792), (7680, 63993), (7710, 63744), (7968, 61680), (8224, 59760), (9252, 53120), (9960, 49344), (10280, 47808), (10624, 46260), (11520, 42662), (11565, 42496), (11952, 41120), (12336, 39840), (13280, 37008), (14940, 32896), (15420, 31872), (15936, 30840), (16448, 29880), (18504, 26560), (19920, 24672), (20560, 23904), (21248, 23130), (21331, 23040)]