31189889520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{25171}}^1$

素因数の和:26911

約数の個数: 120

約数和(自身を含む): 104811072912

約数和(自身を除く): 73621183392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 1721, 3442, 5163, 6884, 8605, 10326, 13768, 15489, 17210, 20652, 25171, 25815, 27536, 30978, 34420, 41304, 50342, 51630, 61956, 68840, 75513, 77445, 82608, 100684, 103260, 123912, 125855, 137680, 151026, 154890, 201368, 206520, 226539, 247824, 251710, 302052, 309780, 377565, 402736, 413040, 453078, 503420, 604104, 619560, 755130, 906156, 1006840, 1132695, 1208208, 1239120, 1510260, 1812312, 2013680, 2265390, 3020520, 3624624, 4530780, 6041040, 9061560, 18123120, 43319291, 86638582, 129957873, 173277164, 216596455, 259915746, 346554328, 389873619, 433192910, 519831492, 649789365, 693108656, 779747238, 866385820, 1039662984, 1299578730, 1559494476, 1732771640, 1949368095, 2079325968, 2599157460, 3118988952, 3465543280, 3898736190, 5198314920, 6237977904, 7797472380, 10396629840, 15594944760, 31189889520]

約数ペア:

[(1, 31189889520), (2, 15594944760), (3, 10396629840), (4, 7797472380), (5, 6237977904), (6, 5198314920), (8, 3898736190), (9, 3465543280), (10, 3118988952), (12, 2599157460), (15, 2079325968), (16, 1949368095), (18, 1732771640), (20, 1559494476), (24, 1299578730), (30, 1039662984), (36, 866385820), (40, 779747238), (45, 693108656), (48, 649789365), (60, 519831492), (72, 433192910), (80, 389873619), (90, 346554328), (120, 259915746), (144, 216596455), (180, 173277164), (240, 129957873), (360, 86638582), (720, 43319291), (1721, 18123120), (3442, 9061560), (5163, 6041040), (6884, 4530780), (8605, 3624624), (10326, 3020520), (13768, 2265390), (15489, 2013680), (17210, 1812312), (20652, 1510260), (25171, 1239120), (25815, 1208208), (27536, 1132695), (30978, 1006840), (34420, 906156), (41304, 755130), (50342, 619560), (51630, 604104), (61956, 503420), (68840, 453078), (75513, 413040), (77445, 402736), (82608, 377565), (100684, 309780), (103260, 302052), (123912, 251710), (125855, 247824), (137680, 226539), (151026, 206520), (154890, 201368)]