140748800

素因数分解:

$2^{11}\times 5^2\times {\mathrm{2749}}^1$

素因数の和:2781

約数の個数: 72

約数和(自身を含む): 349098750

約数和(自身を除く): 208349950

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1600, 2048, 2560, 2749, 3200, 5120, 5498, 6400, 10240, 10996, 12800, 13745, 21992, 25600, 27490, 43984, 51200, 54980, 68725, 87968, 109960, 137450, 175936, 219920, 274900, 351872, 439840, 549800, 703744, 879680, 1099600, 1407488, 1759360, 2199200, 2814976, 3518720, 4398400, 5629952, 7037440, 8796800, 14074880, 17593600, 28149760, 35187200, 70374400, 140748800]

約数ペア:

[(1, 140748800), (2, 70374400), (4, 35187200), (5, 28149760), (8, 17593600), (10, 14074880), (16, 8796800), (20, 7037440), (25, 5629952), (32, 4398400), (40, 3518720), (50, 2814976), (64, 2199200), (80, 1759360), (100, 1407488), (128, 1099600), (160, 879680), (200, 703744), (256, 549800), (320, 439840), (400, 351872), (512, 274900), (640, 219920), (800, 175936), (1024, 137450), (1280, 109960), (1600, 87968), (2048, 68725), (2560, 54980), (2749, 51200), (3200, 43984), (5120, 27490), (5498, 25600), (6400, 21992), (10240, 13745), (10996, 12800)]