813613360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{6079}}^1$

素因数の和:6338

約数の個数: 80

約数和(自身を含む): 2171289600

約数和(自身を除く): 1357676240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 239, 280, 478, 560, 956, 1195, 1673, 1912, 2390, 3346, 3824, 4780, 6079, 6692, 8365, 9560, 12158, 13384, 16730, 19120, 24316, 26768, 30395, 33460, 42553, 48632, 60790, 66920, 85106, 97264, 121580, 133840, 170212, 212765, 243160, 340424, 425530, 486320, 680848, 851060, 1452881, 1702120, 2905762, 3404240, 5811524, 7264405, 10170167, 11623048, 14528810, 20340334, 23246096, 29057620, 40680668, 50850835, 58115240, 81361336, 101701670, 116230480, 162722672, 203403340, 406806680, 813613360]

約数ペア:

[(1, 813613360), (2, 406806680), (4, 203403340), (5, 162722672), (7, 116230480), (8, 101701670), (10, 81361336), (14, 58115240), (16, 50850835), (20, 40680668), (28, 29057620), (35, 23246096), (40, 20340334), (56, 14528810), (70, 11623048), (80, 10170167), (112, 7264405), (140, 5811524), (239, 3404240), (280, 2905762), (478, 1702120), (560, 1452881), (956, 851060), (1195, 680848), (1673, 486320), (1912, 425530), (2390, 340424), (3346, 243160), (3824, 212765), (4780, 170212), (6079, 133840), (6692, 121580), (8365, 97264), (9560, 85106), (12158, 66920), (13384, 60790), (16730, 48632), (19120, 42553), (24316, 33460), (26768, 30395)]