398740320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2797}}^1$

素因数の和:2835

約数の個数: 240

約数和(自身を含む): 1535699088

約数和(自身を除く): 1136958768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2797, 2970, 3168, 3240, 3564, 3960, 4320, 4455, 4752, 5280, 5594, 5940, 6480, 7128, 7920, 8391, 8910, 9504, 11188, 11880, 12960, 13985, 14256, 15840, 16782, 17820, 22376, 23760, 25173, 27970, 28512, 30767, 33564, 35640, 41955, 44752, 47520, 50346, 55940, 61534, 67128, 71280, 75519, 83910, 89504, 92301, 100692, 111880, 123068, 125865, 134256, 142560, 151038, 153835, 167820, 184602, 201384, 223760, 226557, 246136, 251730, 268512, 276903, 302076, 307670, 335640, 369204, 377595, 402768, 447520, 453114, 461505, 492272, 503460, 553806, 604152, 615340, 671280, 738408, 755190, 805536, 830709, 906228, 923010, 984544, 1006920, 1107612, 1132785, 1208304, 1230680, 1342560, 1384515, 1476816, 1510380, 1661418, 1812456, 1846020, 2013840, 2215224, 2265570, 2416608, 2461360, 2492127, 2769030, 2953632, 3020760, 3322836, 3624912, 3692040, 4027680, 4153545, 4430448, 4531140, 4922720, 4984254, 5538060, 6041520, 6645672, 7249824, 7384080, 8307090, 8860896, 9062280, 9968508, 11076120, 12083040, 12460635, 13291344, 14768160, 16614180, 18124560, 19937016, 22152240, 24921270, 26582688, 33228360, 36249120, 39874032, 44304480, 49842540, 66456720, 79748064, 99685080, 132913440, 199370160, 398740320]

約数ペア:

[(1, 398740320), (2, 199370160), (3, 132913440), (4, 99685080), (5, 79748064), (6, 66456720), (8, 49842540), (9, 44304480), (10, 39874032), (11, 36249120), (12, 33228360), (15, 26582688), (16, 24921270), (18, 22152240), (20, 19937016), (22, 18124560), (24, 16614180), (27, 14768160), (30, 13291344), (32, 12460635), (33, 12083040), (36, 11076120), (40, 9968508), (44, 9062280), (45, 8860896), (48, 8307090), (54, 7384080), (55, 7249824), (60, 6645672), (66, 6041520), (72, 5538060), (80, 4984254), (81, 4922720), (88, 4531140), (90, 4430448), (96, 4153545), (99, 4027680), (108, 3692040), (110, 3624912), (120, 3322836), (132, 3020760), (135, 2953632), (144, 2769030), (160, 2492127), (162, 2461360), (165, 2416608), (176, 2265570), (180, 2215224), (198, 2013840), (216, 1846020), (220, 1812456), (240, 1661418), (264, 1510380), (270, 1476816), (288, 1384515), (297, 1342560), (324, 1230680), (330, 1208304), (352, 1132785), (360, 1107612), (396, 1006920), (405, 984544), (432, 923010), (440, 906228), (480, 830709), (495, 805536), (528, 755190), (540, 738408), (594, 671280), (648, 615340), (660, 604152), (720, 553806), (792, 503460), (810, 492272), (864, 461505), (880, 453114), (891, 447520), (990, 402768), (1056, 377595), (1080, 369204), (1188, 335640), (1296, 307670), (1320, 302076), (1440, 276903), (1485, 268512), (1584, 251730), (1620, 246136), (1760, 226557), (1782, 223760), (1980, 201384), (2160, 184602), (2376, 167820), (2592, 153835), (2640, 151038), (2797, 142560), (2970, 134256), (3168, 125865), (3240, 123068), (3564, 111880), (3960, 100692), (4320, 92301), (4455, 89504), (4752, 83910), (5280, 75519), (5594, 71280), (5940, 67128), (6480, 61534), (7128, 55940), (7920, 50346), (8391, 47520), (8910, 44752), (9504, 41955), (11188, 35640), (11880, 33564), (12960, 30767), (13985, 28512), (14256, 27970), (15840, 25173), (16782, 23760), (17820, 22376)]