311533920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{3229}}^1$

素因数の和:3317

約数の個数: 144

約数和(自身を含む): 1079310960

約数和(自身を除く): 767777040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 67, 72, 80, 90, 96, 120, 134, 144, 160, 180, 201, 240, 268, 288, 335, 360, 402, 480, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1340, 1440, 1608, 2010, 2144, 2412, 2680, 3015, 3216, 3229, 4020, 4824, 5360, 6030, 6432, 6458, 8040, 9648, 9687, 10720, 12060, 12916, 16080, 16145, 19296, 19374, 24120, 25832, 29061, 32160, 32290, 38748, 48240, 48435, 51664, 58122, 64580, 77496, 96480, 96870, 103328, 116244, 129160, 145305, 154992, 193740, 216343, 232488, 258320, 290610, 309984, 387480, 432686, 464976, 516640, 581220, 649029, 774960, 865372, 929952, 1081715, 1162440, 1298058, 1549920, 1730744, 1947087, 2163430, 2324880, 2596116, 3245145, 3461488, 3894174, 4326860, 4649760, 5192232, 6490290, 6922976, 7788348, 8653720, 9735435, 10384464, 12980580, 15576696, 17307440, 19470870, 20768928, 25961160, 31153392, 34614880, 38941740, 51922320, 62306784, 77883480, 103844640, 155766960, 311533920]

約数ペア:

[(1, 311533920), (2, 155766960), (3, 103844640), (4, 77883480), (5, 62306784), (6, 51922320), (8, 38941740), (9, 34614880), (10, 31153392), (12, 25961160), (15, 20768928), (16, 19470870), (18, 17307440), (20, 15576696), (24, 12980580), (30, 10384464), (32, 9735435), (36, 8653720), (40, 7788348), (45, 6922976), (48, 6490290), (60, 5192232), (67, 4649760), (72, 4326860), (80, 3894174), (90, 3461488), (96, 3245145), (120, 2596116), (134, 2324880), (144, 2163430), (160, 1947087), (180, 1730744), (201, 1549920), (240, 1298058), (268, 1162440), (288, 1081715), (335, 929952), (360, 865372), (402, 774960), (480, 649029), (536, 581220), (603, 516640), (670, 464976), (720, 432686), (804, 387480), (1005, 309984), (1072, 290610), (1206, 258320), (1340, 232488), (1440, 216343), (1608, 193740), (2010, 154992), (2144, 145305), (2412, 129160), (2680, 116244), (3015, 103328), (3216, 96870), (3229, 96480), (4020, 77496), (4824, 64580), (5360, 58122), (6030, 51664), (6432, 48435), (6458, 48240), (8040, 38748), (9648, 32290), (9687, 32160), (10720, 29061), (12060, 25832), (12916, 24120), (16080, 19374), (16145, 19296)]