2015376640

素因数分解:

$2^8\times 5^1\times {\mathrm{383}}^1\times {\mathrm{4111}}^1$

素因数の和:4515

約数の個数: 72

約数和(自身を含む): 4841238528

約数和(自身を除く): 2825861888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 383, 640, 766, 1280, 1532, 1915, 3064, 3830, 4111, 6128, 7660, 8222, 12256, 15320, 16444, 20555, 24512, 30640, 32888, 41110, 49024, 61280, 65776, 82220, 98048, 122560, 131552, 164440, 245120, 263104, 328880, 490240, 526208, 657760, 1052416, 1315520, 1574513, 2631040, 3149026, 5262080, 6298052, 7872565, 12596104, 15745130, 25192208, 31490260, 50384416, 62980520, 100768832, 125961040, 201537664, 251922080, 403075328, 503844160, 1007688320, 2015376640]

約数ペア:

[(1, 2015376640), (2, 1007688320), (4, 503844160), (5, 403075328), (8, 251922080), (10, 201537664), (16, 125961040), (20, 100768832), (32, 62980520), (40, 50384416), (64, 31490260), (80, 25192208), (128, 15745130), (160, 12596104), (256, 7872565), (320, 6298052), (383, 5262080), (640, 3149026), (766, 2631040), (1280, 1574513), (1532, 1315520), (1915, 1052416), (3064, 657760), (3830, 526208), (4111, 490240), (6128, 328880), (7660, 263104), (8222, 245120), (12256, 164440), (15320, 131552), (16444, 122560), (20555, 98048), (24512, 82220), (30640, 65776), (32888, 61280), (41110, 49024)]