15627920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 160

約数和(自身を含む): 47139840

約数和(自身を除く): 31511920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 43, 44, 55, 56, 59, 70, 77, 80, 86, 88, 110, 112, 118, 140, 154, 172, 176, 215, 220, 236, 280, 295, 301, 308, 344, 385, 413, 430, 440, 472, 473, 560, 590, 602, 616, 649, 688, 770, 826, 860, 880, 944, 946, 1180, 1204, 1232, 1298, 1505, 1540, 1652, 1720, 1892, 2065, 2360, 2365, 2408, 2537, 2596, 3010, 3080, 3245, 3304, 3311, 3440, 3784, 4130, 4543, 4720, 4730, 4816, 5074, 5192, 6020, 6160, 6490, 6608, 6622, 7568, 8260, 9086, 9460, 10148, 10384, 12040, 12685, 12980, 13244, 16520, 16555, 17759, 18172, 18920, 20296, 22715, 24080, 25370, 25960, 26488, 27907, 33040, 33110, 35518, 36344, 37840, 40592, 45430, 50740, 51920, 52976, 55814, 66220, 71036, 72688, 88795, 90860, 101480, 111628, 132440, 139535, 142072, 177590, 181720, 195349, 202960, 223256, 264880, 279070, 284144, 355180, 363440, 390698, 446512, 558140, 710360, 781396, 976745, 1116280, 1420720, 1562792, 1953490, 2232560, 3125584, 3906980, 7813960, 15627920]

約数ペア:

[(1, 15627920), (2, 7813960), (4, 3906980), (5, 3125584), (7, 2232560), (8, 1953490), (10, 1562792), (11, 1420720), (14, 1116280), (16, 976745), (20, 781396), (22, 710360), (28, 558140), (35, 446512), (40, 390698), (43, 363440), (44, 355180), (55, 284144), (56, 279070), (59, 264880), (70, 223256), (77, 202960), (80, 195349), (86, 181720), (88, 177590), (110, 142072), (112, 139535), (118, 132440), (140, 111628), (154, 101480), (172, 90860), (176, 88795), (215, 72688), (220, 71036), (236, 66220), (280, 55814), (295, 52976), (301, 51920), (308, 50740), (344, 45430), (385, 40592), (413, 37840), (430, 36344), (440, 35518), (472, 33110), (473, 33040), (560, 27907), (590, 26488), (602, 25960), (616, 25370), (649, 24080), (688, 22715), (770, 20296), (826, 18920), (860, 18172), (880, 17759), (944, 16555), (946, 16520), (1180, 13244), (1204, 12980), (1232, 12685), (1298, 12040), (1505, 10384), (1540, 10148), (1652, 9460), (1720, 9086), (1892, 8260), (2065, 7568), (2360, 6622), (2365, 6608), (2408, 6490), (2537, 6160), (2596, 6020), (3010, 5192), (3080, 5074), (3245, 4816), (3304, 4730), (3311, 4720), (3440, 4543), (3784, 4130)]