2156745840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{2029}}^1$

素因数の和:2191

約数の個数: 160

約数和(自身を含む): 6911224320

約数和(自身を除く): 4754478480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 103, 120, 129, 172, 206, 215, 240, 258, 309, 344, 412, 430, 515, 516, 618, 645, 688, 824, 860, 1030, 1032, 1236, 1290, 1545, 1648, 1720, 2029, 2060, 2064, 2472, 2580, 3090, 3440, 4058, 4120, 4429, 4944, 5160, 6087, 6180, 8116, 8240, 8858, 10145, 10320, 12174, 12360, 13287, 16232, 17716, 20290, 22145, 24348, 24720, 26574, 30435, 32464, 35432, 40580, 44290, 48696, 53148, 60870, 66435, 70864, 81160, 87247, 88580, 97392, 106296, 121740, 132870, 162320, 174494, 177160, 208987, 212592, 243480, 261741, 265740, 348988, 354320, 417974, 436235, 486960, 523482, 531480, 626961, 697976, 835948, 872470, 1044935, 1046964, 1062960, 1253922, 1308705, 1395952, 1671896, 1744940, 2089870, 2093928, 2507844, 2617410, 3134805, 3343792, 3489880, 4179740, 4187856, 5015688, 5234820, 6269610, 6979760, 8359480, 8986441, 10031376, 10469640, 12539220, 16718960, 17972882, 20939280, 25078440, 26959323, 35945764, 44932205, 50156880, 53918646, 71891528, 89864410, 107837292, 134796615, 143783056, 179728820, 215674584, 269593230, 359457640, 431349168, 539186460, 718915280, 1078372920, 2156745840]

約数ペア:

[(1, 2156745840), (2, 1078372920), (3, 718915280), (4, 539186460), (5, 431349168), (6, 359457640), (8, 269593230), (10, 215674584), (12, 179728820), (15, 143783056), (16, 134796615), (20, 107837292), (24, 89864410), (30, 71891528), (40, 53918646), (43, 50156880), (48, 44932205), (60, 35945764), (80, 26959323), (86, 25078440), (103, 20939280), (120, 17972882), (129, 16718960), (172, 12539220), (206, 10469640), (215, 10031376), (240, 8986441), (258, 8359480), (309, 6979760), (344, 6269610), (412, 5234820), (430, 5015688), (515, 4187856), (516, 4179740), (618, 3489880), (645, 3343792), (688, 3134805), (824, 2617410), (860, 2507844), (1030, 2093928), (1032, 2089870), (1236, 1744940), (1290, 1671896), (1545, 1395952), (1648, 1308705), (1720, 1253922), (2029, 1062960), (2060, 1046964), (2064, 1044935), (2472, 872470), (2580, 835948), (3090, 697976), (3440, 626961), (4058, 531480), (4120, 523482), (4429, 486960), (4944, 436235), (5160, 417974), (6087, 354320), (6180, 348988), (8116, 265740), (8240, 261741), (8858, 243480), (10145, 212592), (10320, 208987), (12174, 177160), (12360, 174494), (13287, 162320), (16232, 132870), (17716, 121740), (20290, 106296), (22145, 97392), (24348, 88580), (24720, 87247), (26574, 81160), (30435, 70864), (32464, 66435), (35432, 60870), (40580, 53148), (44290, 48696)]