20255549440

素因数分解:

$2^{11}\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 384

約数和(自身を含む): 58181760000

約数和(自身を除く): 37926210560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 73, 79, 80, 98, 112, 128, 140, 146, 158, 160, 196, 224, 245, 256, 280, 292, 316, 320, 343, 365, 392, 395, 448, 490, 511, 512, 553, 560, 584, 632, 640, 686, 730, 784, 790, 896, 980, 1022, 1024, 1106, 1120, 1168, 1264, 1280, 1372, 1460, 1568, 1580, 1715, 1792, 1960, 2044, 2048, 2212, 2240, 2336, 2528, 2555, 2560, 2744, 2765, 2920, 3136, 3160, 3430, 3577, 3584, 3871, 3920, 4088, 4424, 4480, 4672, 5056, 5110, 5120, 5488, 5530, 5767, 5840, 6272, 6320, 6860, 7154, 7168, 7742, 7840, 8176, 8848, 8960, 9344, 10112, 10220, 10240, 10976, 11060, 11534, 11680, 12544, 12640, 13720, 14308, 14336, 15484, 15680, 16352, 17696, 17885, 17920, 18688, 19355, 20224, 20440, 21952, 22120, 23068, 23360, 25039, 25088, 25280, 27097, 27440, 28616, 28835, 30968, 31360, 32704, 35392, 35770, 35840, 37376, 38710, 40369, 40448, 40880, 43904, 44240, 46136, 46720, 50078, 50176, 50560, 54194, 54880, 57232, 57670, 61936, 62720, 65408, 70784, 71540, 71680, 74752, 77420, 80738, 80896, 81760, 87808, 88480, 92272, 93440, 100156, 100352, 101120, 108388, 109760, 114464, 115340, 123872, 125195, 125440, 130816, 135485, 141568, 143080, 149504, 154840, 161476, 161792, 163520, 175616, 176960, 184544, 186880, 200312, 201845, 202240, 216776, 219520, 228928, 230680, 247744, 250390, 250880, 261632, 270970, 282583, 283136, 286160, 309680, 322952, 327040, 351232, 353920, 369088, 373760, 400624, 403690, 404480, 433552, 439040, 457856, 461360, 495488, 500780, 501760, 523264, 541940, 565166, 566272, 572320, 619360, 645904, 654080, 702464, 707840, 738176, 747520, 801248, 807380, 808960, 867104, 878080, 915712, 922720, 990976, 1001560, 1046528, 1083880, 1130332, 1132544, 1144640, 1238720, 1291808, 1308160, 1412915, 1415680, 1476352, 1602496, 1614760, 1734208, 1756160, 1831424, 1845440, 1978081, 1981952, 2003120, 2167760, 2260664, 2289280, 2477440, 2583616, 2616320, 2825830, 2831360, 2952704, 3204992, 3229520, 3468416, 3512320, 3662848, 3690880, 3956162, 3963904, 4006240, 4335520, 4521328, 4578560, 4954880, 5167232, 5232640, 5651660, 5662720, 5905408, 6409984, 6459040, 6936832, 7325696, 7381760, 7912324, 7927808, 8012480, 8671040, 9042656, 9157120, 9890405, 9909760, 10334464, 11303320, 11810816, 12819968, 12918080, 13873664, 14763520, 15824648, 16024960, 17342080, 18085312, 18314240, 19780810, 19819520, 20668928, 22606640, 25639936, 25836160, 27747328, 29527040, 31649296, 32049920, 34684160, 36170624, 36628480, 39561620, 39639040, 41337856, 45213280, 51279872, 51672320, 55494656, 59054080, 63298592, 64099840, 69368320, 72341248, 79123240, 82675712, 90426560, 103344640, 126597184, 128199680, 138736640, 144682496, 158246480, 180853120, 206689280, 253194368, 256399360, 277473280, 289364992, 316492960, 361706240, 413378560, 506388736, 578729984, 632985920, 723412480, 1012777472, 1265971840, 1446824960, 2025554944, 2531943680, 2893649920, 4051109888, 5063887360, 10127774720, 20255549440]

約数ペア:

[(1, 20255549440), (2, 10127774720), (4, 5063887360), (5, 4051109888), (7, 2893649920), (8, 2531943680), (10, 2025554944), (14, 1446824960), (16, 1265971840), (20, 1012777472), (28, 723412480), (32, 632985920), (35, 578729984), (40, 506388736), (49, 413378560), (56, 361706240), (64, 316492960), (70, 289364992), (73, 277473280), (79, 256399360), (80, 253194368), (98, 206689280), (112, 180853120), (128, 158246480), (140, 144682496), (146, 138736640), (158, 128199680), (160, 126597184), (196, 103344640), (224, 90426560), (245, 82675712), (256, 79123240), (280, 72341248), (292, 69368320), (316, 64099840), (320, 63298592), (343, 59054080), (365, 55494656), (392, 51672320), (395, 51279872), (448, 45213280), (490, 41337856), (511, 39639040), (512, 39561620), (553, 36628480), (560, 36170624), (584, 34684160), (632, 32049920), (640, 31649296), (686, 29527040), (730, 27747328), (784, 25836160), (790, 25639936), (896, 22606640), (980, 20668928), (1022, 19819520), (1024, 19780810), (1106, 18314240), (1120, 18085312), (1168, 17342080), (1264, 16024960), (1280, 15824648), (1372, 14763520), (1460, 13873664), (1568, 12918080), (1580, 12819968), (1715, 11810816), (1792, 11303320), (1960, 10334464), (2044, 9909760), (2048, 9890405), (2212, 9157120), (2240, 9042656), (2336, 8671040), (2528, 8012480), (2555, 7927808), (2560, 7912324), (2744, 7381760), (2765, 7325696), (2920, 6936832), (3136, 6459040), (3160, 6409984), (3430, 5905408), (3577, 5662720), (3584, 5651660), (3871, 5232640), (3920, 5167232), (4088, 4954880), (4424, 4578560), (4480, 4521328), (4672, 4335520), (5056, 4006240), (5110, 3963904), (5120, 3956162), (5488, 3690880), (5530, 3662848), (5767, 3512320), (5840, 3468416), (6272, 3229520), (6320, 3204992), (6860, 2952704), (7154, 2831360), (7168, 2825830), (7742, 2616320), (7840, 2583616), (8176, 2477440), (8848, 2289280), (8960, 2260664), (9344, 2167760), (10112, 2003120), (10220, 1981952), (10240, 1978081), (10976, 1845440), (11060, 1831424), (11534, 1756160), (11680, 1734208), (12544, 1614760), (12640, 1602496), (13720, 1476352), (14308, 1415680), (14336, 1412915), (15484, 1308160), (15680, 1291808), (16352, 1238720), (17696, 1144640), (17885, 1132544), (17920, 1130332), (18688, 1083880), (19355, 1046528), (20224, 1001560), (20440, 990976), (21952, 922720), (22120, 915712), (23068, 878080), (23360, 867104), (25039, 808960), (25088, 807380), (25280, 801248), (27097, 747520), (27440, 738176), (28616, 707840), (28835, 702464), (30968, 654080), (31360, 645904), (32704, 619360), (35392, 572320), (35770, 566272), (35840, 565166), (37376, 541940), (38710, 523264), (40369, 501760), (40448, 500780), (40880, 495488), (43904, 461360), (44240, 457856), (46136, 439040), (46720, 433552), (50078, 404480), (50176, 403690), (50560, 400624), (54194, 373760), (54880, 369088), (57232, 353920), (57670, 351232), (61936, 327040), (62720, 322952), (65408, 309680), (70784, 286160), (71540, 283136), (71680, 282583), (74752, 270970), (77420, 261632), (80738, 250880), (80896, 250390), (81760, 247744), (87808, 230680), (88480, 228928), (92272, 219520), (93440, 216776), (100156, 202240), (100352, 201845), (101120, 200312), (108388, 186880), (109760, 184544), (114464, 176960), (115340, 175616), (123872, 163520), (125195, 161792), (125440, 161476), (130816, 154840), (135485, 149504), (141568, 143080)]