397517760

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:496

約数の個数: 224

約数和(自身を含む): 1416710400

約数和(自身を除く): 1019192640

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, 139, 144, 160, 180, 192, 216, 240, 270, 278, 288, 320, 331, 360, 417, 432, 480, 540, 556, 576, 662, 695, 720, 834, 864, 960, 993, 1080, 1112, 1251, 1324, 1390, 1440, 1655, 1668, 1728, 1986, 2085, 2160, 2224, 2502, 2648, 2780, 2880, 2979, 3310, 3336, 3753, 3972, 4170, 4320, 4448, 4965, 5004, 5296, 5560, 5958, 6255, 6620, 6672, 7506, 7944, 8340, 8640, 8896, 8937, 9930, 10008, 10592, 11120, 11916, 12510, 13240, 13344, 14895, 15012, 15888, 16680, 17874, 18765, 19860, 20016, 21184, 22240, 23832, 25020, 26480, 26688, 29790, 30024, 31776, 33360, 35748, 37530, 39720, 40032, 44480, 44685, 46009, 47664, 50040, 52960, 59580, 60048, 63552, 66720, 71496, 75060, 79440, 80064, 89370, 92018, 95328, 100080, 105920, 119160, 120096, 133440, 138027, 142992, 150120, 158880, 178740, 184036, 190656, 200160, 230045, 238320, 240192, 276054, 285984, 300240, 317760, 357480, 368072, 400320, 414081, 460090, 476640, 552108, 571968, 600480, 690135, 714960, 736144, 828162, 920180, 953280, 1104216, 1200960, 1242243, 1380270, 1429920, 1472288, 1656324, 1840360, 2070405, 2208432, 2484486, 2760540, 2859840, 2944576, 3312648, 3680720, 4140810, 4416864, 4968972, 5521080, 6211215, 6625296, 7361440, 8281620, 8833728, 9937944, 11042160, 12422430, 13250592, 14722880, 16563240, 19875888, 22084320, 24844860, 26501184, 33126480, 39751776, 44168640, 49689720, 66252960, 79503552, 99379440, 132505920, 198758880, 397517760]

約数ペア:

[(1, 397517760), (2, 198758880), (3, 132505920), (4, 99379440), (5, 79503552), (6, 66252960), (8, 49689720), (9, 44168640), (10, 39751776), (12, 33126480), (15, 26501184), (16, 24844860), (18, 22084320), (20, 19875888), (24, 16563240), (27, 14722880), (30, 13250592), (32, 12422430), (36, 11042160), (40, 9937944), (45, 8833728), (48, 8281620), (54, 7361440), (60, 6625296), (64, 6211215), (72, 5521080), (80, 4968972), (90, 4416864), (96, 4140810), (108, 3680720), (120, 3312648), (135, 2944576), (139, 2859840), (144, 2760540), (160, 2484486), (180, 2208432), (192, 2070405), (216, 1840360), (240, 1656324), (270, 1472288), (278, 1429920), (288, 1380270), (320, 1242243), (331, 1200960), (360, 1104216), (417, 953280), (432, 920180), (480, 828162), (540, 736144), (556, 714960), (576, 690135), (662, 600480), (695, 571968), (720, 552108), (834, 476640), (864, 460090), (960, 414081), (993, 400320), (1080, 368072), (1112, 357480), (1251, 317760), (1324, 300240), (1390, 285984), (1440, 276054), (1655, 240192), (1668, 238320), (1728, 230045), (1986, 200160), (2085, 190656), (2160, 184036), (2224, 178740), (2502, 158880), (2648, 150120), (2780, 142992), (2880, 138027), (2979, 133440), (3310, 120096), (3336, 119160), (3753, 105920), (3972, 100080), (4170, 95328), (4320, 92018), (4448, 89370), (4965, 80064), (5004, 79440), (5296, 75060), (5560, 71496), (5958, 66720), (6255, 63552), (6620, 60048), (6672, 59580), (7506, 52960), (7944, 50040), (8340, 47664), (8640, 46009), (8896, 44685), (8937, 44480), (9930, 40032), (10008, 39720), (10592, 37530), (11120, 35748), (11916, 33360), (12510, 31776), (13240, 30024), (13344, 29790), (14895, 26688), (15012, 26480), (15888, 25020), (16680, 23832), (17874, 22240), (18765, 21184), (19860, 20016)]