77474880

素因数分解:

$2^6\times 3^4\times 5^1\times 7^2\times {\mathrm{61}}^1$

素因数の和:104

約数の個数: 420

約数和(自身を含む): 325841868

約数和(自身を除く): 248366988

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 61, 63, 64, 70, 72, 80, 81, 84, 90, 96, 98, 105, 108, 112, 120, 122, 126, 135, 140, 144, 147, 160, 162, 168, 180, 183, 189, 192, 196, 210, 216, 224, 240, 244, 245, 252, 270, 280, 288, 294, 305, 315, 320, 324, 336, 360, 366, 378, 392, 405, 420, 427, 432, 441, 448, 480, 488, 490, 504, 540, 549, 560, 567, 576, 588, 610, 630, 648, 672, 720, 732, 735, 756, 784, 810, 840, 854, 864, 882, 915, 945, 960, 976, 980, 1008, 1080, 1098, 1120, 1134, 1176, 1220, 1260, 1281, 1296, 1323, 1344, 1440, 1464, 1470, 1512, 1568, 1620, 1647, 1680, 1708, 1728, 1764, 1830, 1890, 1952, 1960, 2016, 2135, 2160, 2196, 2205, 2240, 2268, 2352, 2440, 2520, 2562, 2592, 2646, 2745, 2835, 2880, 2928, 2940, 2989, 3024, 3136, 3240, 3294, 3360, 3416, 3528, 3660, 3780, 3843, 3904, 3920, 3969, 4032, 4270, 4320, 4392, 4410, 4536, 4704, 4880, 4941, 5040, 5124, 5184, 5292, 5490, 5670, 5856, 5880, 5978, 6048, 6405, 6480, 6588, 6615, 6720, 6832, 7056, 7320, 7560, 7686, 7840, 7938, 8235, 8540, 8640, 8784, 8820, 8967, 9072, 9408, 9760, 9882, 10080, 10248, 10584, 10980, 11340, 11529, 11712, 11760, 11956, 12096, 12810, 12960, 13176, 13230, 13664, 14112, 14640, 14945, 15120, 15372, 15680, 15876, 16470, 17080, 17568, 17640, 17934, 18144, 19215, 19520, 19764, 19845, 20160, 20496, 21168, 21960, 22680, 23058, 23520, 23912, 24705, 25620, 25920, 26352, 26460, 26901, 27328, 28224, 29280, 29890, 30240, 30744, 31752, 32940, 34160, 34587, 35136, 35280, 35868, 36288, 38430, 39528, 39690, 40992, 42336, 43920, 44835, 45360, 46116, 47040, 47824, 49410, 51240, 52704, 52920, 53802, 57645, 58560, 59780, 60480, 61488, 63504, 65880, 68320, 69174, 70560, 71736, 76860, 79056, 79380, 80703, 81984, 84672, 87840, 89670, 90720, 92232, 95648, 98820, 102480, 105408, 105840, 107604, 115290, 119560, 122976, 127008, 131760, 134505, 136640, 138348, 141120, 143472, 153720, 158112, 158760, 161406, 172935, 175680, 179340, 181440, 184464, 191296, 197640, 204960, 211680, 215208, 230580, 239120, 242109, 245952, 254016, 263520, 269010, 276696, 286944, 307440, 316224, 317520, 322812, 345870, 358680, 368928, 395280, 403515, 409920, 423360, 430416, 461160, 478240, 484218, 527040, 538020, 553392, 573888, 614880, 635040, 645624, 691740, 717360, 737856, 790560, 807030, 860832, 922320, 956480, 968436, 1076040, 1106784, 1210545, 1229760, 1270080, 1291248, 1383480, 1434720, 1581120, 1614060, 1721664, 1844640, 1936872, 2152080, 2213568, 2421090, 2582496, 2766960, 2869440, 3228120, 3689280, 3873744, 4304160, 4842180, 5164992, 5533920, 6456240, 7747488, 8608320, 9684360, 11067840, 12912480, 15494976, 19368720, 25824960, 38737440, 77474880]

約数ペア:

[(1, 77474880), (2, 38737440), (3, 25824960), (4, 19368720), (5, 15494976), (6, 12912480), (7, 11067840), (8, 9684360), (9, 8608320), (10, 7747488), (12, 6456240), (14, 5533920), (15, 5164992), (16, 4842180), (18, 4304160), (20, 3873744), (21, 3689280), (24, 3228120), (27, 2869440), (28, 2766960), (30, 2582496), (32, 2421090), (35, 2213568), (36, 2152080), (40, 1936872), (42, 1844640), (45, 1721664), (48, 1614060), (49, 1581120), (54, 1434720), (56, 1383480), (60, 1291248), (61, 1270080), (63, 1229760), (64, 1210545), (70, 1106784), (72, 1076040), (80, 968436), (81, 956480), (84, 922320), (90, 860832), (96, 807030), (98, 790560), (105, 737856), (108, 717360), (112, 691740), (120, 645624), (122, 635040), (126, 614880), (135, 573888), (140, 553392), (144, 538020), (147, 527040), (160, 484218), (162, 478240), (168, 461160), (180, 430416), (183, 423360), (189, 409920), (192, 403515), (196, 395280), (210, 368928), (216, 358680), (224, 345870), (240, 322812), (244, 317520), (245, 316224), (252, 307440), (270, 286944), (280, 276696), (288, 269010), (294, 263520), (305, 254016), (315, 245952), (320, 242109), (324, 239120), (336, 230580), (360, 215208), (366, 211680), (378, 204960), (392, 197640), (405, 191296), (420, 184464), (427, 181440), (432, 179340), (441, 175680), (448, 172935), (480, 161406), (488, 158760), (490, 158112), (504, 153720), (540, 143472), (549, 141120), (560, 138348), (567, 136640), (576, 134505), (588, 131760), (610, 127008), (630, 122976), (648, 119560), (672, 115290), (720, 107604), (732, 105840), (735, 105408), (756, 102480), (784, 98820), (810, 95648), (840, 92232), (854, 90720), (864, 89670), (882, 87840), (915, 84672), (945, 81984), (960, 80703), (976, 79380), (980, 79056), (1008, 76860), (1080, 71736), (1098, 70560), (1120, 69174), (1134, 68320), (1176, 65880), (1220, 63504), (1260, 61488), (1281, 60480), (1296, 59780), (1323, 58560), (1344, 57645), (1440, 53802), (1464, 52920), (1470, 52704), (1512, 51240), (1568, 49410), (1620, 47824), (1647, 47040), (1680, 46116), (1708, 45360), (1728, 44835), (1764, 43920), (1830, 42336), (1890, 40992), (1952, 39690), (1960, 39528), (2016, 38430), (2135, 36288), (2160, 35868), (2196, 35280), (2205, 35136), (2240, 34587), (2268, 34160), (2352, 32940), (2440, 31752), (2520, 30744), (2562, 30240), (2592, 29890), (2646, 29280), (2745, 28224), (2835, 27328), (2880, 26901), (2928, 26460), (2940, 26352), (2989, 25920), (3024, 25620), (3136, 24705), (3240, 23912), (3294, 23520), (3360, 23058), (3416, 22680), (3528, 21960), (3660, 21168), (3780, 20496), (3843, 20160), (3904, 19845), (3920, 19764), (3969, 19520), (4032, 19215), (4270, 18144), (4320, 17934), (4392, 17640), (4410, 17568), (4536, 17080), (4704, 16470), (4880, 15876), (4941, 15680), (5040, 15372), (5124, 15120), (5184, 14945), (5292, 14640), (5490, 14112), (5670, 13664), (5856, 13230), (5880, 13176), (5978, 12960), (6048, 12810), (6405, 12096), (6480, 11956), (6588, 11760), (6615, 11712), (6720, 11529), (6832, 11340), (7056, 10980), (7320, 10584), (7560, 10248), (7686, 10080), (7840, 9882), (7938, 9760), (8235, 9408), (8540, 9072), (8640, 8967), (8784, 8820)]