213849720

素因数分解:

$2^3\times 3^5\times 5^1\times 7^2\times {\mathrm{449}}^1$

素因数の和:489

約数の個数: 288

約数和(自身を含む): 840294000

約数和(自身を除く): 626444280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 243, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 441, 449, 486, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 882, 898, 945, 972, 980, 1080, 1134, 1176, 1215, 1260, 1323, 1347, 1470, 1512, 1620, 1701, 1764, 1796, 1890, 1944, 1960, 2205, 2245, 2268, 2430, 2520, 2646, 2694, 2835, 2940, 3143, 3240, 3402, 3528, 3592, 3780, 3969, 4041, 4410, 4490, 4536, 4860, 5292, 5388, 5670, 5880, 6286, 6615, 6735, 6804, 7560, 7938, 8082, 8505, 8820, 8980, 9429, 9720, 10584, 10776, 11340, 11907, 12123, 12572, 13230, 13470, 13608, 15715, 15876, 16164, 17010, 17640, 17960, 18858, 19845, 20205, 22001, 22680, 23814, 24246, 25144, 26460, 26940, 28287, 31430, 31752, 32328, 34020, 36369, 37716, 39690, 40410, 44002, 47145, 47628, 48492, 52920, 53880, 56574, 59535, 60615, 62860, 66003, 68040, 72738, 75432, 79380, 80820, 84861, 88004, 94290, 95256, 96984, 109107, 110005, 113148, 119070, 121230, 125720, 132006, 141435, 145476, 158760, 161640, 169722, 176008, 181845, 188580, 198009, 218214, 220010, 226296, 238140, 242460, 254583, 264012, 282870, 290952, 330015, 339444, 363690, 377160, 396018, 424305, 436428, 440020, 476280, 484920, 509166, 528024, 545535, 565740, 594027, 660030, 678888, 727380, 763749, 792036, 848610, 872856, 880040, 990045, 1018332, 1091070, 1131480, 1188054, 1272915, 1320060, 1454760, 1527498, 1584072, 1697220, 1782081, 1980090, 2036664, 2182140, 2376108, 2545830, 2640120, 2970135, 3054996, 3394440, 3564162, 3818745, 3960180, 4364280, 4752216, 5091660, 5346243, 5940270, 6109992, 7128324, 7637490, 7920360, 8910405, 10183320, 10692486, 11880540, 14256648, 15274980, 17820810, 21384972, 23761080, 26731215, 30549960, 35641620, 42769944, 53462430, 71283240, 106924860, 213849720]

約数ペア:

[(1, 213849720), (2, 106924860), (3, 71283240), (4, 53462430), (5, 42769944), (6, 35641620), (7, 30549960), (8, 26731215), (9, 23761080), (10, 21384972), (12, 17820810), (14, 15274980), (15, 14256648), (18, 11880540), (20, 10692486), (21, 10183320), (24, 8910405), (27, 7920360), (28, 7637490), (30, 7128324), (35, 6109992), (36, 5940270), (40, 5346243), (42, 5091660), (45, 4752216), (49, 4364280), (54, 3960180), (56, 3818745), (60, 3564162), (63, 3394440), (70, 3054996), (72, 2970135), (81, 2640120), (84, 2545830), (90, 2376108), (98, 2182140), (105, 2036664), (108, 1980090), (120, 1782081), (126, 1697220), (135, 1584072), (140, 1527498), (147, 1454760), (162, 1320060), (168, 1272915), (180, 1188054), (189, 1131480), (196, 1091070), (210, 1018332), (216, 990045), (243, 880040), (245, 872856), (252, 848610), (270, 792036), (280, 763749), (294, 727380), (315, 678888), (324, 660030), (360, 594027), (378, 565740), (392, 545535), (405, 528024), (420, 509166), (441, 484920), (449, 476280), (486, 440020), (490, 436428), (504, 424305), (540, 396018), (567, 377160), (588, 363690), (630, 339444), (648, 330015), (735, 290952), (756, 282870), (810, 264012), (840, 254583), (882, 242460), (898, 238140), (945, 226296), (972, 220010), (980, 218214), (1080, 198009), (1134, 188580), (1176, 181845), (1215, 176008), (1260, 169722), (1323, 161640), (1347, 158760), (1470, 145476), (1512, 141435), (1620, 132006), (1701, 125720), (1764, 121230), (1796, 119070), (1890, 113148), (1944, 110005), (1960, 109107), (2205, 96984), (2245, 95256), (2268, 94290), (2430, 88004), (2520, 84861), (2646, 80820), (2694, 79380), (2835, 75432), (2940, 72738), (3143, 68040), (3240, 66003), (3402, 62860), (3528, 60615), (3592, 59535), (3780, 56574), (3969, 53880), (4041, 52920), (4410, 48492), (4490, 47628), (4536, 47145), (4860, 44002), (5292, 40410), (5388, 39690), (5670, 37716), (5880, 36369), (6286, 34020), (6615, 32328), (6735, 31752), (6804, 31430), (7560, 28287), (7938, 26940), (8082, 26460), (8505, 25144), (8820, 24246), (8980, 23814), (9429, 22680), (9720, 22001), (10584, 20205), (10776, 19845), (11340, 18858), (11907, 17960), (12123, 17640), (12572, 17010), (13230, 16164), (13470, 15876), (13608, 15715)]