80978400

素因数分解:

$2^5\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:215

約数の個数: 288

約数和(自身を含む): 307480320

約数和(自身を除く): 226501920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 32, 36, 40, 45, 46, 48, 50, 54, 60, 69, 72, 75, 80, 90, 92, 96, 100, 108, 115, 120, 135, 138, 144, 150, 160, 163, 180, 184, 200, 207, 216, 225, 230, 240, 270, 276, 288, 300, 326, 345, 360, 368, 400, 414, 432, 450, 460, 480, 489, 540, 552, 575, 600, 621, 652, 675, 690, 720, 736, 800, 815, 828, 864, 900, 920, 978, 1035, 1080, 1104, 1150, 1200, 1242, 1304, 1350, 1380, 1440, 1467, 1630, 1656, 1725, 1800, 1840, 1956, 2070, 2160, 2208, 2300, 2400, 2445, 2484, 2608, 2700, 2760, 2934, 3105, 3260, 3312, 3450, 3600, 3680, 3749, 3912, 4075, 4140, 4320, 4401, 4600, 4890, 4968, 5175, 5216, 5400, 5520, 5868, 6210, 6520, 6624, 6900, 7200, 7335, 7498, 7824, 8150, 8280, 8802, 9200, 9780, 9936, 10350, 10800, 11040, 11247, 11736, 12225, 12420, 13040, 13800, 14670, 14996, 15525, 15648, 16300, 16560, 17604, 18400, 18745, 19560, 19872, 20700, 21600, 22005, 22494, 23472, 24450, 24840, 26080, 27600, 29340, 29992, 31050, 32600, 33120, 33741, 35208, 36675, 37490, 39120, 41400, 44010, 44988, 46944, 48900, 49680, 55200, 56235, 58680, 59984, 62100, 65200, 67482, 70416, 73350, 74980, 78240, 82800, 88020, 89976, 93725, 97800, 99360, 101223, 110025, 112470, 117360, 119968, 124200, 130400, 134964, 140832, 146700, 149960, 165600, 168705, 176040, 179952, 187450, 195600, 202446, 220050, 224940, 234720, 248400, 269928, 281175, 293400, 299920, 337410, 352080, 359904, 374900, 391200, 404892, 440100, 449880, 496800, 506115, 539856, 562350, 586800, 599840, 674820, 704160, 749800, 809784, 843525, 880200, 899760, 1012230, 1079712, 1124700, 1173600, 1349640, 1499600, 1619568, 1687050, 1760400, 1799520, 2024460, 2249400, 2530575, 2699280, 2999200, 3239136, 3374100, 3520800, 4048920, 4498800, 5061150, 5398560, 6748200, 8097840, 8997600, 10122300, 13496400, 16195680, 20244600, 26992800, 40489200, 80978400]

約数ペア:

[(1, 80978400), (2, 40489200), (3, 26992800), (4, 20244600), (5, 16195680), (6, 13496400), (8, 10122300), (9, 8997600), (10, 8097840), (12, 6748200), (15, 5398560), (16, 5061150), (18, 4498800), (20, 4048920), (23, 3520800), (24, 3374100), (25, 3239136), (27, 2999200), (30, 2699280), (32, 2530575), (36, 2249400), (40, 2024460), (45, 1799520), (46, 1760400), (48, 1687050), (50, 1619568), (54, 1499600), (60, 1349640), (69, 1173600), (72, 1124700), (75, 1079712), (80, 1012230), (90, 899760), (92, 880200), (96, 843525), (100, 809784), (108, 749800), (115, 704160), (120, 674820), (135, 599840), (138, 586800), (144, 562350), (150, 539856), (160, 506115), (163, 496800), (180, 449880), (184, 440100), (200, 404892), (207, 391200), (216, 374900), (225, 359904), (230, 352080), (240, 337410), (270, 299920), (276, 293400), (288, 281175), (300, 269928), (326, 248400), (345, 234720), (360, 224940), (368, 220050), (400, 202446), (414, 195600), (432, 187450), (450, 179952), (460, 176040), (480, 168705), (489, 165600), (540, 149960), (552, 146700), (575, 140832), (600, 134964), (621, 130400), (652, 124200), (675, 119968), (690, 117360), (720, 112470), (736, 110025), (800, 101223), (815, 99360), (828, 97800), (864, 93725), (900, 89976), (920, 88020), (978, 82800), (1035, 78240), (1080, 74980), (1104, 73350), (1150, 70416), (1200, 67482), (1242, 65200), (1304, 62100), (1350, 59984), (1380, 58680), (1440, 56235), (1467, 55200), (1630, 49680), (1656, 48900), (1725, 46944), (1800, 44988), (1840, 44010), (1956, 41400), (2070, 39120), (2160, 37490), (2208, 36675), (2300, 35208), (2400, 33741), (2445, 33120), (2484, 32600), (2608, 31050), (2700, 29992), (2760, 29340), (2934, 27600), (3105, 26080), (3260, 24840), (3312, 24450), (3450, 23472), (3600, 22494), (3680, 22005), (3749, 21600), (3912, 20700), (4075, 19872), (4140, 19560), (4320, 18745), (4401, 18400), (4600, 17604), (4890, 16560), (4968, 16300), (5175, 15648), (5216, 15525), (5400, 14996), (5520, 14670), (5868, 13800), (6210, 13040), (6520, 12420), (6624, 12225), (6900, 11736), (7200, 11247), (7335, 11040), (7498, 10800), (7824, 10350), (8150, 9936), (8280, 9780), (8802, 9200)]