1515520

素因数分解:

$2^{13}\times 5^1\times {\mathrm{37}}^1$

素因数の和:68

約数の個数: 56

約数和(自身を含む): 3735324

約数和(自身を除く): 2219804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1024, 1184, 1280, 1480, 2048, 2368, 2560, 2960, 4096, 4736, 5120, 5920, 8192, 9472, 10240, 11840, 18944, 20480, 23680, 37888, 40960, 47360, 75776, 94720, 151552, 189440, 303104, 378880, 757760, 1515520]

約数ペア:

[(1, 1515520), (2, 757760), (4, 378880), (5, 303104), (8, 189440), (10, 151552), (16, 94720), (20, 75776), (32, 47360), (37, 40960), (40, 37888), (64, 23680), (74, 20480), (80, 18944), (128, 11840), (148, 10240), (160, 9472), (185, 8192), (256, 5920), (296, 5120), (320, 4736), (370, 4096), (512, 2960), (592, 2560), (640, 2368), (740, 2048), (1024, 1480), (1184, 1280)]