348513920

素因数分解:

$2^7\times 5^1\times {\mathrm{631}}^1\times {\mathrm{863}}^1$

素因数の和:1513

約数の個数: 64

約数和(自身を含む): 835453440

約数和(自身を除く): 486939520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 631, 640, 863, 1262, 1726, 2524, 3155, 3452, 4315, 5048, 6310, 6904, 8630, 10096, 12620, 13808, 17260, 20192, 25240, 27616, 34520, 40384, 50480, 55232, 69040, 80768, 100960, 110464, 138080, 201920, 276160, 403840, 544553, 552320, 1089106, 2178212, 2722765, 4356424, 5445530, 8712848, 10891060, 17425696, 21782120, 34851392, 43564240, 69702784, 87128480, 174256960, 348513920]

約数ペア:

[(1, 348513920), (2, 174256960), (4, 87128480), (5, 69702784), (8, 43564240), (10, 34851392), (16, 21782120), (20, 17425696), (32, 10891060), (40, 8712848), (64, 5445530), (80, 4356424), (128, 2722765), (160, 2178212), (320, 1089106), (631, 552320), (640, 544553), (863, 403840), (1262, 276160), (1726, 201920), (2524, 138080), (3155, 110464), (3452, 100960), (4315, 80768), (5048, 69040), (6310, 55232), (6904, 50480), (8630, 40384), (10096, 34520), (12620, 27616), (13808, 25240), (17260, 20192)]