406314720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:434

約数の個数: 288

約数和(自身を含む): 1600627392

約数和(自身を除く): 1194312672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 173, 180, 210, 224, 233, 240, 252, 280, 288, 315, 336, 346, 360, 420, 466, 480, 504, 519, 560, 630, 672, 692, 699, 720, 840, 865, 932, 1008, 1038, 1120, 1165, 1211, 1260, 1384, 1398, 1440, 1557, 1631, 1680, 1730, 1864, 2016, 2076, 2097, 2330, 2422, 2520, 2595, 2768, 2796, 3114, 3262, 3360, 3460, 3495, 3633, 3728, 4152, 4194, 4660, 4844, 4893, 5040, 5190, 5536, 5592, 6055, 6228, 6524, 6920, 6990, 7266, 7456, 7785, 8155, 8304, 8388, 9320, 9688, 9786, 10080, 10380, 10485, 10899, 11184, 12110, 12456, 13048, 13840, 13980, 14532, 14679, 15570, 16310, 16608, 16776, 18165, 18640, 19376, 19572, 20760, 20970, 21798, 22368, 24220, 24465, 24912, 26096, 27680, 27960, 29064, 29358, 31140, 32620, 33552, 36330, 37280, 38752, 39144, 40309, 41520, 41940, 43596, 48440, 48930, 49824, 52192, 54495, 55920, 58128, 58716, 62280, 65240, 67104, 72660, 73395, 78288, 80618, 83040, 83880, 87192, 96880, 97860, 108990, 111840, 116256, 117432, 120927, 124560, 130480, 145320, 146790, 156576, 161236, 167760, 174384, 193760, 195720, 201545, 217980, 234864, 241854, 249120, 260960, 282163, 290640, 293580, 322472, 335520, 348768, 362781, 391440, 403090, 435960, 469728, 483708, 564326, 581280, 587160, 604635, 644944, 725562, 782880, 806180, 846489, 871920, 967416, 1128652, 1174320, 1209270, 1289888, 1410815, 1451124, 1612360, 1692978, 1743840, 1813905, 1934832, 2257304, 2348640, 2418540, 2539467, 2821630, 2902248, 3224720, 3385956, 3627810, 3869664, 4232445, 4514608, 4837080, 5078934, 5643260, 5804496, 6449440, 6771912, 7255620, 8464890, 9029216, 9674160, 10157868, 11286520, 11608992, 12697335, 13543824, 14511240, 16929780, 19348320, 20315736, 22573040, 25394670, 27087648, 29022480, 33859560, 40631472, 45146080, 50789340, 58044960, 67719120, 81262944, 101578680, 135438240, 203157360, 406314720]

約数ペア:

[(1, 406314720), (2, 203157360), (3, 135438240), (4, 101578680), (5, 81262944), (6, 67719120), (7, 58044960), (8, 50789340), (9, 45146080), (10, 40631472), (12, 33859560), (14, 29022480), (15, 27087648), (16, 25394670), (18, 22573040), (20, 20315736), (21, 19348320), (24, 16929780), (28, 14511240), (30, 13543824), (32, 12697335), (35, 11608992), (36, 11286520), (40, 10157868), (42, 9674160), (45, 9029216), (48, 8464890), (56, 7255620), (60, 6771912), (63, 6449440), (70, 5804496), (72, 5643260), (80, 5078934), (84, 4837080), (90, 4514608), (96, 4232445), (105, 3869664), (112, 3627810), (120, 3385956), (126, 3224720), (140, 2902248), (144, 2821630), (160, 2539467), (168, 2418540), (173, 2348640), (180, 2257304), (210, 1934832), (224, 1813905), (233, 1743840), (240, 1692978), (252, 1612360), (280, 1451124), (288, 1410815), (315, 1289888), (336, 1209270), (346, 1174320), (360, 1128652), (420, 967416), (466, 871920), (480, 846489), (504, 806180), (519, 782880), (560, 725562), (630, 644944), (672, 604635), (692, 587160), (699, 581280), (720, 564326), (840, 483708), (865, 469728), (932, 435960), (1008, 403090), (1038, 391440), (1120, 362781), (1165, 348768), (1211, 335520), (1260, 322472), (1384, 293580), (1398, 290640), (1440, 282163), (1557, 260960), (1631, 249120), (1680, 241854), (1730, 234864), (1864, 217980), (2016, 201545), (2076, 195720), (2097, 193760), (2330, 174384), (2422, 167760), (2520, 161236), (2595, 156576), (2768, 146790), (2796, 145320), (3114, 130480), (3262, 124560), (3360, 120927), (3460, 117432), (3495, 116256), (3633, 111840), (3728, 108990), (4152, 97860), (4194, 96880), (4660, 87192), (4844, 83880), (4893, 83040), (5040, 80618), (5190, 78288), (5536, 73395), (5592, 72660), (6055, 67104), (6228, 65240), (6524, 62280), (6920, 58716), (6990, 58128), (7266, 55920), (7456, 54495), (7785, 52192), (8155, 49824), (8304, 48930), (8388, 48440), (9320, 43596), (9688, 41940), (9786, 41520), (10080, 40309), (10380, 39144), (10485, 38752), (10899, 37280), (11184, 36330), (12110, 33552), (12456, 32620), (13048, 31140), (13840, 29358), (13980, 29064), (14532, 27960), (14679, 27680), (15570, 26096), (16310, 24912), (16608, 24465), (16776, 24220), (18165, 22368), (18640, 21798), (19376, 20970), (19572, 20760)]