80021760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:273

約数の個数: 288

約数和(自身を含む): 315920640

約数和(自身を除く): 235898880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 229, 240, 256, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 458, 480, 520, 546, 560, 624, 640, 672, 687, 728, 768, 780, 832, 840, 896, 910, 916, 960, 1040, 1092, 1120, 1145, 1248, 1280, 1344, 1365, 1374, 1456, 1560, 1603, 1664, 1680, 1792, 1820, 1832, 1920, 2080, 2184, 2240, 2290, 2496, 2688, 2730, 2748, 2912, 2977, 3120, 3206, 3328, 3360, 3435, 3640, 3664, 3840, 4160, 4368, 4480, 4580, 4809, 4992, 5376, 5460, 5496, 5824, 5954, 6240, 6412, 6720, 6870, 7280, 7328, 8015, 8320, 8736, 8931, 8960, 9160, 9618, 9984, 10920, 10992, 11648, 11908, 12480, 12824, 13440, 13740, 14560, 14656, 14885, 16030, 16640, 17472, 17862, 18320, 19236, 20839, 21840, 21984, 23296, 23816, 24045, 24960, 25648, 26880, 27480, 29120, 29312, 29770, 32060, 34944, 35724, 36640, 38472, 41678, 43680, 43968, 44655, 47632, 48090, 49920, 51296, 54960, 58240, 58624, 59540, 62517, 64120, 69888, 71448, 73280, 76944, 83356, 87360, 87936, 89310, 95264, 96180, 102592, 104195, 109920, 116480, 119080, 125034, 128240, 142896, 146560, 153888, 166712, 174720, 175872, 178620, 190528, 192360, 205184, 208390, 219840, 238160, 250068, 256480, 285792, 293120, 307776, 312585, 333424, 349440, 357240, 381056, 384720, 410368, 416780, 439680, 476320, 500136, 512960, 571584, 615552, 625170, 666848, 714480, 762112, 769440, 833560, 879360, 952640, 1000272, 1025920, 1143168, 1231104, 1250340, 1333696, 1428960, 1538880, 1667120, 1905280, 2000544, 2051840, 2286336, 2500680, 2667392, 2857920, 3077760, 3334240, 3810560, 4001088, 5001360, 5334784, 5715840, 6155520, 6668480, 8002176, 10002720, 11431680, 13336960, 16004352, 20005440, 26673920, 40010880, 80021760]

約数ペア:

[(1, 80021760), (2, 40010880), (3, 26673920), (4, 20005440), (5, 16004352), (6, 13336960), (7, 11431680), (8, 10002720), (10, 8002176), (12, 6668480), (13, 6155520), (14, 5715840), (15, 5334784), (16, 5001360), (20, 4001088), (21, 3810560), (24, 3334240), (26, 3077760), (28, 2857920), (30, 2667392), (32, 2500680), (35, 2286336), (39, 2051840), (40, 2000544), (42, 1905280), (48, 1667120), (52, 1538880), (56, 1428960), (60, 1333696), (64, 1250340), (65, 1231104), (70, 1143168), (78, 1025920), (80, 1000272), (84, 952640), (91, 879360), (96, 833560), (104, 769440), (105, 762112), (112, 714480), (120, 666848), (128, 625170), (130, 615552), (140, 571584), (156, 512960), (160, 500136), (168, 476320), (182, 439680), (192, 416780), (195, 410368), (208, 384720), (210, 381056), (224, 357240), (229, 349440), (240, 333424), (256, 312585), (260, 307776), (273, 293120), (280, 285792), (312, 256480), (320, 250068), (336, 238160), (364, 219840), (384, 208390), (390, 205184), (416, 192360), (420, 190528), (448, 178620), (455, 175872), (458, 174720), (480, 166712), (520, 153888), (546, 146560), (560, 142896), (624, 128240), (640, 125034), (672, 119080), (687, 116480), (728, 109920), (768, 104195), (780, 102592), (832, 96180), (840, 95264), (896, 89310), (910, 87936), (916, 87360), (960, 83356), (1040, 76944), (1092, 73280), (1120, 71448), (1145, 69888), (1248, 64120), (1280, 62517), (1344, 59540), (1365, 58624), (1374, 58240), (1456, 54960), (1560, 51296), (1603, 49920), (1664, 48090), (1680, 47632), (1792, 44655), (1820, 43968), (1832, 43680), (1920, 41678), (2080, 38472), (2184, 36640), (2240, 35724), (2290, 34944), (2496, 32060), (2688, 29770), (2730, 29312), (2748, 29120), (2912, 27480), (2977, 26880), (3120, 25648), (3206, 24960), (3328, 24045), (3360, 23816), (3435, 23296), (3640, 21984), (3664, 21840), (3840, 20839), (4160, 19236), (4368, 18320), (4480, 17862), (4580, 17472), (4809, 16640), (4992, 16030), (5376, 14885), (5460, 14656), (5496, 14560), (5824, 13740), (5954, 13440), (6240, 12824), (6412, 12480), (6720, 11908), (6870, 11648), (7280, 10992), (7328, 10920), (8015, 9984), (8320, 9618), (8736, 9160), (8931, 8960)]