142254320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3181}}^1$

素因数の和:3250

約数の個数: 80

約数和(自身を含む): 364580832

約数和(自身を除く): 222326512

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3181, 3440, 4472, 5590, 6362, 8944, 11180, 12724, 15905, 22360, 25448, 31810, 41353, 44720, 50896, 63620, 82706, 127240, 136783, 165412, 206765, 254480, 273566, 330824, 413530, 547132, 661648, 683915, 827060, 1094264, 1367830, 1654120, 1778179, 2188528, 2735660, 3308240, 3556358, 5471320, 7112716, 8890895, 10942640, 14225432, 17781790, 28450864, 35563580, 71127160, 142254320]

約数ペア:

[(1, 142254320), (2, 71127160), (4, 35563580), (5, 28450864), (8, 17781790), (10, 14225432), (13, 10942640), (16, 8890895), (20, 7112716), (26, 5471320), (40, 3556358), (43, 3308240), (52, 2735660), (65, 2188528), (80, 1778179), (86, 1654120), (104, 1367830), (130, 1094264), (172, 827060), (208, 683915), (215, 661648), (260, 547132), (344, 413530), (430, 330824), (520, 273566), (559, 254480), (688, 206765), (860, 165412), (1040, 136783), (1118, 127240), (1720, 82706), (2236, 63620), (2795, 50896), (3181, 44720), (3440, 41353), (4472, 31810), (5590, 25448), (6362, 22360), (8944, 15905), (11180, 12724)]