18231480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 65078640

約数和(自身を除く): 46847160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 331, 340, 360, 405, 408, 459, 510, 540, 612, 648, 662, 680, 765, 810, 918, 993, 1020, 1080, 1224, 1324, 1377, 1530, 1620, 1655, 1836, 1986, 2040, 2295, 2648, 2754, 2979, 3060, 3240, 3310, 3672, 3972, 4590, 4965, 5508, 5627, 5958, 6120, 6620, 6885, 7944, 8937, 9180, 9930, 11016, 11254, 11916, 13240, 13770, 14895, 16881, 17874, 18360, 19860, 22508, 23832, 26811, 27540, 28135, 29790, 33762, 35748, 39720, 44685, 45016, 50643, 53622, 55080, 56270, 59580, 67524, 71496, 84405, 89370, 101286, 107244, 112540, 119160, 134055, 135048, 151929, 168810, 178740, 202572, 214488, 225080, 253215, 268110, 303858, 337620, 357480, 405144, 455787, 506430, 536220, 607716, 675240, 759645, 911574, 1012860, 1072440, 1215432, 1519290, 1823148, 2025720, 2278935, 3038580, 3646296, 4557870, 6077160, 9115740, 18231480]

約数ペア:

[(1, 18231480), (2, 9115740), (3, 6077160), (4, 4557870), (5, 3646296), (6, 3038580), (8, 2278935), (9, 2025720), (10, 1823148), (12, 1519290), (15, 1215432), (17, 1072440), (18, 1012860), (20, 911574), (24, 759645), (27, 675240), (30, 607716), (34, 536220), (36, 506430), (40, 455787), (45, 405144), (51, 357480), (54, 337620), (60, 303858), (68, 268110), (72, 253215), (81, 225080), (85, 214488), (90, 202572), (102, 178740), (108, 168810), (120, 151929), (135, 135048), (136, 134055), (153, 119160), (162, 112540), (170, 107244), (180, 101286), (204, 89370), (216, 84405), (255, 71496), (270, 67524), (306, 59580), (324, 56270), (331, 55080), (340, 53622), (360, 50643), (405, 45016), (408, 44685), (459, 39720), (510, 35748), (540, 33762), (612, 29790), (648, 28135), (662, 27540), (680, 26811), (765, 23832), (810, 22508), (918, 19860), (993, 18360), (1020, 17874), (1080, 16881), (1224, 14895), (1324, 13770), (1377, 13240), (1530, 11916), (1620, 11254), (1655, 11016), (1836, 9930), (1986, 9180), (2040, 8937), (2295, 7944), (2648, 6885), (2754, 6620), (2979, 6120), (3060, 5958), (3240, 5627), (3310, 5508), (3672, 4965), (3972, 4590)]