290761920

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{461}}^1$

素因数の和:560

約数の個数: 224

約数和(自身を含む): 1042050240

約数和(自身を除く): 751288320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 73, 80, 90, 96, 108, 120, 135, 144, 146, 160, 180, 192, 216, 219, 240, 270, 288, 292, 320, 360, 365, 432, 438, 461, 480, 540, 576, 584, 657, 720, 730, 864, 876, 922, 960, 1080, 1095, 1168, 1314, 1383, 1440, 1460, 1728, 1752, 1844, 1971, 2160, 2190, 2305, 2336, 2628, 2766, 2880, 2920, 3285, 3504, 3688, 3942, 4149, 4320, 4380, 4610, 4672, 5256, 5532, 5840, 6570, 6915, 7008, 7376, 7884, 8298, 8640, 8760, 9220, 9855, 10512, 11064, 11680, 12447, 13140, 13830, 14016, 14752, 15768, 16596, 17520, 18440, 19710, 20745, 21024, 22128, 23360, 24894, 26280, 27660, 29504, 31536, 33192, 33653, 35040, 36880, 39420, 41490, 42048, 44256, 49788, 52560, 55320, 62235, 63072, 66384, 67306, 70080, 73760, 78840, 82980, 88512, 99576, 100959, 105120, 110640, 124470, 126144, 132768, 134612, 147520, 157680, 165960, 168265, 199152, 201918, 210240, 221280, 248940, 265536, 269224, 302877, 315360, 331920, 336530, 398304, 403836, 442560, 497880, 504795, 538448, 605754, 630720, 663840, 673060, 796608, 807672, 908631, 995760, 1009590, 1076896, 1211508, 1327680, 1346120, 1514385, 1615344, 1817262, 1991520, 2019180, 2153792, 2423016, 2692240, 3028770, 3230688, 3634524, 3983040, 4038360, 4543155, 4846032, 5384480, 6057540, 6461376, 7269048, 8076720, 9086310, 9692064, 10768960, 12115080, 14538096, 16153440, 18172620, 19384128, 24230160, 29076192, 32306880, 36345240, 48460320, 58152384, 72690480, 96920640, 145380960, 290761920]

約数ペア:

[(1, 290761920), (2, 145380960), (3, 96920640), (4, 72690480), (5, 58152384), (6, 48460320), (8, 36345240), (9, 32306880), (10, 29076192), (12, 24230160), (15, 19384128), (16, 18172620), (18, 16153440), (20, 14538096), (24, 12115080), (27, 10768960), (30, 9692064), (32, 9086310), (36, 8076720), (40, 7269048), (45, 6461376), (48, 6057540), (54, 5384480), (60, 4846032), (64, 4543155), (72, 4038360), (73, 3983040), (80, 3634524), (90, 3230688), (96, 3028770), (108, 2692240), (120, 2423016), (135, 2153792), (144, 2019180), (146, 1991520), (160, 1817262), (180, 1615344), (192, 1514385), (216, 1346120), (219, 1327680), (240, 1211508), (270, 1076896), (288, 1009590), (292, 995760), (320, 908631), (360, 807672), (365, 796608), (432, 673060), (438, 663840), (461, 630720), (480, 605754), (540, 538448), (576, 504795), (584, 497880), (657, 442560), (720, 403836), (730, 398304), (864, 336530), (876, 331920), (922, 315360), (960, 302877), (1080, 269224), (1095, 265536), (1168, 248940), (1314, 221280), (1383, 210240), (1440, 201918), (1460, 199152), (1728, 168265), (1752, 165960), (1844, 157680), (1971, 147520), (2160, 134612), (2190, 132768), (2305, 126144), (2336, 124470), (2628, 110640), (2766, 105120), (2880, 100959), (2920, 99576), (3285, 88512), (3504, 82980), (3688, 78840), (3942, 73760), (4149, 70080), (4320, 67306), (4380, 66384), (4610, 63072), (4672, 62235), (5256, 55320), (5532, 52560), (5840, 49788), (6570, 44256), (6915, 42048), (7008, 41490), (7376, 39420), (7884, 36880), (8298, 35040), (8640, 33653), (8760, 33192), (9220, 31536), (9855, 29504), (10512, 27660), (11064, 26280), (11680, 24894), (12447, 23360), (13140, 22128), (13830, 21024), (14016, 20745), (14752, 19710), (15768, 18440), (16596, 17520)]