80696880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:496

約数の個数: 240

約数和(自身を含む): 309194496

約数和(自身を除く): 228497616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 23, 24, 30, 33, 36, 40, 44, 45, 46, 48, 55, 60, 66, 69, 72, 80, 88, 90, 92, 99, 110, 115, 120, 132, 138, 144, 165, 176, 180, 184, 198, 207, 220, 230, 240, 253, 264, 276, 330, 345, 360, 368, 396, 414, 440, 443, 460, 495, 506, 528, 552, 660, 690, 720, 759, 792, 828, 880, 886, 920, 990, 1012, 1035, 1104, 1265, 1320, 1329, 1380, 1518, 1584, 1656, 1772, 1840, 1980, 2024, 2070, 2215, 2277, 2530, 2640, 2658, 2760, 3036, 3312, 3544, 3795, 3960, 3987, 4048, 4140, 4430, 4554, 4873, 5060, 5316, 5520, 6072, 6645, 7088, 7590, 7920, 7974, 8280, 8860, 9108, 9746, 10120, 10189, 10632, 11385, 12144, 13290, 14619, 15180, 15948, 16560, 17720, 18216, 19492, 19935, 20240, 20378, 21264, 22770, 24365, 26580, 29238, 30360, 30567, 31896, 35440, 36432, 38984, 39870, 40756, 43857, 45540, 48730, 50945, 53160, 58476, 60720, 61134, 63792, 73095, 77968, 79740, 81512, 87714, 91080, 91701, 97460, 101890, 106320, 112079, 116952, 122268, 146190, 152835, 159480, 163024, 175428, 182160, 183402, 194920, 203780, 219285, 224158, 233904, 244536, 292380, 305670, 318960, 336237, 350856, 366804, 389840, 407560, 438570, 448316, 458505, 489072, 560395, 584760, 611340, 672474, 701712, 733608, 815120, 877140, 896632, 917010, 1008711, 1120790, 1169520, 1222680, 1344948, 1467216, 1681185, 1754280, 1793264, 1834020, 2017422, 2241580, 2445360, 2689896, 3362370, 3508560, 3668040, 4034844, 4483160, 5043555, 5379792, 6724740, 7336080, 8069688, 8966320, 10087110, 13449480, 16139376, 20174220, 26898960, 40348440, 80696880]

約数ペア:

[(1, 80696880), (2, 40348440), (3, 26898960), (4, 20174220), (5, 16139376), (6, 13449480), (8, 10087110), (9, 8966320), (10, 8069688), (11, 7336080), (12, 6724740), (15, 5379792), (16, 5043555), (18, 4483160), (20, 4034844), (22, 3668040), (23, 3508560), (24, 3362370), (30, 2689896), (33, 2445360), (36, 2241580), (40, 2017422), (44, 1834020), (45, 1793264), (46, 1754280), (48, 1681185), (55, 1467216), (60, 1344948), (66, 1222680), (69, 1169520), (72, 1120790), (80, 1008711), (88, 917010), (90, 896632), (92, 877140), (99, 815120), (110, 733608), (115, 701712), (120, 672474), (132, 611340), (138, 584760), (144, 560395), (165, 489072), (176, 458505), (180, 448316), (184, 438570), (198, 407560), (207, 389840), (220, 366804), (230, 350856), (240, 336237), (253, 318960), (264, 305670), (276, 292380), (330, 244536), (345, 233904), (360, 224158), (368, 219285), (396, 203780), (414, 194920), (440, 183402), (443, 182160), (460, 175428), (495, 163024), (506, 159480), (528, 152835), (552, 146190), (660, 122268), (690, 116952), (720, 112079), (759, 106320), (792, 101890), (828, 97460), (880, 91701), (886, 91080), (920, 87714), (990, 81512), (1012, 79740), (1035, 77968), (1104, 73095), (1265, 63792), (1320, 61134), (1329, 60720), (1380, 58476), (1518, 53160), (1584, 50945), (1656, 48730), (1772, 45540), (1840, 43857), (1980, 40756), (2024, 39870), (2070, 38984), (2215, 36432), (2277, 35440), (2530, 31896), (2640, 30567), (2658, 30360), (2760, 29238), (3036, 26580), (3312, 24365), (3544, 22770), (3795, 21264), (3960, 20378), (3987, 20240), (4048, 19935), (4140, 19492), (4430, 18216), (4554, 17720), (4873, 16560), (5060, 15948), (5316, 15180), (5520, 14619), (6072, 13290), (6645, 12144), (7088, 11385), (7590, 10632), (7920, 10189), (7974, 10120), (8280, 9746), (8860, 9108)]