720930240

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{461}}^1$

素因数の和:668

約数の個数: 224

約数和(自身を含む): 2562880320

約数和(自身を除く): 1841950080

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, 80, 90, 96, 108, 120, 135, 144, 160, 180, 181, 192, 216, 240, 270, 288, 320, 360, 362, 432, 461, 480, 540, 543, 576, 720, 724, 864, 905, 922, 960, 1080, 1086, 1383, 1440, 1448, 1629, 1728, 1810, 1844, 2160, 2172, 2305, 2715, 2766, 2880, 2896, 3258, 3620, 3688, 4149, 4320, 4344, 4610, 4887, 5430, 5532, 5792, 6516, 6915, 7240, 7376, 8145, 8298, 8640, 8688, 9220, 9774, 10860, 11064, 11584, 12447, 13032, 13830, 14480, 14752, 16290, 16596, 17376, 18440, 19548, 20745, 21720, 22128, 24435, 24894, 26064, 27660, 28960, 29504, 32580, 33192, 34752, 36880, 39096, 41490, 43440, 44256, 48870, 49788, 52128, 55320, 57920, 62235, 65160, 66384, 73760, 78192, 82980, 83441, 86880, 88512, 97740, 99576, 104256, 110640, 124470, 130320, 132768, 147520, 156384, 165960, 166882, 173760, 195480, 199152, 221280, 248940, 250323, 260640, 265536, 312768, 331920, 333764, 390960, 398304, 417205, 442560, 497880, 500646, 521280, 663840, 667528, 750969, 781920, 796608, 834410, 995760, 1001292, 1251615, 1327680, 1335056, 1501938, 1563840, 1668820, 1991520, 2002584, 2252907, 2503230, 2670112, 3003876, 3337640, 3754845, 3983040, 4005168, 4505814, 5006460, 5340224, 6007752, 6675280, 7509690, 8010336, 9011628, 10012920, 11264535, 12015504, 13350560, 15019380, 16020672, 18023256, 20025840, 22529070, 24031008, 26701120, 30038760, 36046512, 40051680, 45058140, 48062016, 60077520, 72093024, 80103360, 90116280, 120155040, 144186048, 180232560, 240310080, 360465120, 720930240]

約数ペア:

[(1, 720930240), (2, 360465120), (3, 240310080), (4, 180232560), (5, 144186048), (6, 120155040), (8, 90116280), (9, 80103360), (10, 72093024), (12, 60077520), (15, 48062016), (16, 45058140), (18, 40051680), (20, 36046512), (24, 30038760), (27, 26701120), (30, 24031008), (32, 22529070), (36, 20025840), (40, 18023256), (45, 16020672), (48, 15019380), (54, 13350560), (60, 12015504), (64, 11264535), (72, 10012920), (80, 9011628), (90, 8010336), (96, 7509690), (108, 6675280), (120, 6007752), (135, 5340224), (144, 5006460), (160, 4505814), (180, 4005168), (181, 3983040), (192, 3754845), (216, 3337640), (240, 3003876), (270, 2670112), (288, 2503230), (320, 2252907), (360, 2002584), (362, 1991520), (432, 1668820), (461, 1563840), (480, 1501938), (540, 1335056), (543, 1327680), (576, 1251615), (720, 1001292), (724, 995760), (864, 834410), (905, 796608), (922, 781920), (960, 750969), (1080, 667528), (1086, 663840), (1383, 521280), (1440, 500646), (1448, 497880), (1629, 442560), (1728, 417205), (1810, 398304), (1844, 390960), (2160, 333764), (2172, 331920), (2305, 312768), (2715, 265536), (2766, 260640), (2880, 250323), (2896, 248940), (3258, 221280), (3620, 199152), (3688, 195480), (4149, 173760), (4320, 166882), (4344, 165960), (4610, 156384), (4887, 147520), (5430, 132768), (5532, 130320), (5792, 124470), (6516, 110640), (6915, 104256), (7240, 99576), (7376, 97740), (8145, 88512), (8298, 86880), (8640, 83441), (8688, 82980), (9220, 78192), (9774, 73760), (10860, 66384), (11064, 65160), (11584, 62235), (12447, 57920), (13032, 55320), (13830, 52128), (14480, 49788), (14752, 48870), (16290, 44256), (16596, 43440), (17376, 41490), (18440, 39096), (19548, 36880), (20745, 34752), (21720, 33192), (22128, 32580), (24435, 29504), (24894, 28960), (26064, 27660)]