2997029120

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{21481}}^1$

素因数の和:21611

約数の個数: 72

約数和(自身を含む): 7245019320

約数和(自身を除く): 4247990200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 320, 436, 545, 640, 872, 1090, 1280, 1744, 2180, 3488, 4360, 6976, 8720, 13952, 17440, 21481, 27904, 34880, 42962, 69760, 85924, 107405, 139520, 171848, 214810, 343696, 429620, 687392, 859240, 1374784, 1718480, 2341429, 2749568, 3436960, 4682858, 5499136, 6873920, 9365716, 11707145, 13747840, 18731432, 23414290, 27495680, 37462864, 46828580, 74925728, 93657160, 149851456, 187314320, 299702912, 374628640, 599405824, 749257280, 1498514560, 2997029120]

約数ペア:

[(1, 2997029120), (2, 1498514560), (4, 749257280), (5, 599405824), (8, 374628640), (10, 299702912), (16, 187314320), (20, 149851456), (32, 93657160), (40, 74925728), (64, 46828580), (80, 37462864), (109, 27495680), (128, 23414290), (160, 18731432), (218, 13747840), (256, 11707145), (320, 9365716), (436, 6873920), (545, 5499136), (640, 4682858), (872, 3436960), (1090, 2749568), (1280, 2341429), (1744, 1718480), (2180, 1374784), (3488, 859240), (4360, 687392), (6976, 429620), (8720, 343696), (13952, 214810), (17440, 171848), (21481, 139520), (27904, 107405), (34880, 85924), (42962, 69760)]