397429920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 288

約数和(自身を含む): 1452971520

約数和(自身を除く): 1055541600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 31, 32, 36, 40, 45, 48, 58, 60, 62, 72, 80, 87, 90, 93, 96, 116, 120, 124, 144, 145, 155, 160, 174, 180, 186, 232, 240, 248, 261, 279, 288, 290, 307, 310, 348, 360, 372, 435, 464, 465, 480, 496, 522, 558, 580, 614, 620, 696, 720, 744, 870, 899, 921, 928, 930, 992, 1044, 1116, 1160, 1228, 1240, 1305, 1392, 1395, 1440, 1488, 1535, 1740, 1798, 1842, 1860, 2088, 2232, 2320, 2456, 2480, 2610, 2697, 2763, 2784, 2790, 2976, 3070, 3480, 3596, 3684, 3720, 4176, 4464, 4495, 4605, 4640, 4912, 4960, 5220, 5394, 5526, 5580, 6140, 6960, 7192, 7368, 7440, 8091, 8352, 8903, 8928, 8990, 9210, 9517, 9824, 10440, 10788, 11052, 11160, 12280, 13485, 13815, 13920, 14384, 14736, 14880, 16182, 17806, 17980, 18420, 19034, 20880, 21576, 22104, 22320, 24560, 26709, 26970, 27630, 28551, 28768, 29472, 32364, 35612, 35960, 36840, 38068, 40455, 41760, 43152, 44208, 44515, 44640, 47585, 49120, 53418, 53940, 55260, 57102, 64728, 71224, 71920, 73680, 76136, 80127, 80910, 85653, 86304, 88416, 89030, 95170, 106836, 107880, 110520, 114204, 129456, 133545, 142448, 142755, 143840, 147360, 152272, 160254, 161820, 171306, 178060, 190340, 213672, 215760, 221040, 228408, 258912, 267090, 275993, 284896, 285510, 304544, 320508, 323640, 342612, 356120, 380680, 400635, 427344, 428265, 431520, 442080, 456816, 534180, 551986, 571020, 641016, 647280, 685224, 712240, 761360, 801270, 827979, 854688, 856530, 913632, 1068360, 1103972, 1142040, 1282032, 1294560, 1370448, 1379965, 1424480, 1522720, 1602540, 1655958, 1713060, 2136720, 2207944, 2284080, 2483937, 2564064, 2740896, 2759930, 3205080, 3311916, 3426120, 4139895, 4273440, 4415888, 4568160, 4967874, 5519860, 6410160, 6623832, 6852240, 8279790, 8831776, 9935748, 11039720, 12419685, 12820320, 13247664, 13704480, 16559580, 19871496, 22079440, 24839370, 26495328, 33119160, 39742992, 44158880, 49678740, 66238320, 79485984, 99357480, 132476640, 198714960, 397429920]

約数ペア:

[(1, 397429920), (2, 198714960), (3, 132476640), (4, 99357480), (5, 79485984), (6, 66238320), (8, 49678740), (9, 44158880), (10, 39742992), (12, 33119160), (15, 26495328), (16, 24839370), (18, 22079440), (20, 19871496), (24, 16559580), (29, 13704480), (30, 13247664), (31, 12820320), (32, 12419685), (36, 11039720), (40, 9935748), (45, 8831776), (48, 8279790), (58, 6852240), (60, 6623832), (62, 6410160), (72, 5519860), (80, 4967874), (87, 4568160), (90, 4415888), (93, 4273440), (96, 4139895), (116, 3426120), (120, 3311916), (124, 3205080), (144, 2759930), (145, 2740896), (155, 2564064), (160, 2483937), (174, 2284080), (180, 2207944), (186, 2136720), (232, 1713060), (240, 1655958), (248, 1602540), (261, 1522720), (279, 1424480), (288, 1379965), (290, 1370448), (307, 1294560), (310, 1282032), (348, 1142040), (360, 1103972), (372, 1068360), (435, 913632), (464, 856530), (465, 854688), (480, 827979), (496, 801270), (522, 761360), (558, 712240), (580, 685224), (614, 647280), (620, 641016), (696, 571020), (720, 551986), (744, 534180), (870, 456816), (899, 442080), (921, 431520), (928, 428265), (930, 427344), (992, 400635), (1044, 380680), (1116, 356120), (1160, 342612), (1228, 323640), (1240, 320508), (1305, 304544), (1392, 285510), (1395, 284896), (1440, 275993), (1488, 267090), (1535, 258912), (1740, 228408), (1798, 221040), (1842, 215760), (1860, 213672), (2088, 190340), (2232, 178060), (2320, 171306), (2456, 161820), (2480, 160254), (2610, 152272), (2697, 147360), (2763, 143840), (2784, 142755), (2790, 142448), (2976, 133545), (3070, 129456), (3480, 114204), (3596, 110520), (3684, 107880), (3720, 106836), (4176, 95170), (4464, 89030), (4495, 88416), (4605, 86304), (4640, 85653), (4912, 80910), (4960, 80127), (5220, 76136), (5394, 73680), (5526, 71920), (5580, 71224), (6140, 64728), (6960, 57102), (7192, 55260), (7368, 53940), (7440, 53418), (8091, 49120), (8352, 47585), (8903, 44640), (8928, 44515), (8990, 44208), (9210, 43152), (9517, 41760), (9824, 40455), (10440, 38068), (10788, 36840), (11052, 35960), (11160, 35612), (12280, 32364), (13485, 29472), (13815, 28768), (13920, 28551), (14384, 27630), (14736, 26970), (14880, 26709), (16182, 24560), (17806, 22320), (17980, 22104), (18420, 21576), (19034, 20880)]