921567280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{3511}}^1$

素因数の和:3734

約数の個数: 80

約数和(自身を含む): 2281086144

約数和(自身を除く): 1359518864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 193, 272, 340, 386, 680, 772, 965, 1360, 1544, 1930, 3088, 3281, 3511, 3860, 6562, 7022, 7720, 13124, 14044, 15440, 16405, 17555, 26248, 28088, 32810, 35110, 52496, 56176, 59687, 65620, 70220, 119374, 131240, 140440, 238748, 262480, 280880, 298435, 477496, 596870, 677623, 954992, 1193740, 1355246, 2387480, 2710492, 3388115, 4774960, 5420984, 6776230, 10841968, 11519591, 13552460, 23039182, 27104920, 46078364, 54209840, 57597955, 92156728, 115195910, 184313456, 230391820, 460783640, 921567280]

約数ペア:

[(1, 921567280), (2, 460783640), (4, 230391820), (5, 184313456), (8, 115195910), (10, 92156728), (16, 57597955), (17, 54209840), (20, 46078364), (34, 27104920), (40, 23039182), (68, 13552460), (80, 11519591), (85, 10841968), (136, 6776230), (170, 5420984), (193, 4774960), (272, 3388115), (340, 2710492), (386, 2387480), (680, 1355246), (772, 1193740), (965, 954992), (1360, 677623), (1544, 596870), (1930, 477496), (3088, 298435), (3281, 280880), (3511, 262480), (3860, 238748), (6562, 140440), (7022, 131240), (7720, 119374), (13124, 70220), (14044, 65620), (15440, 59687), (16405, 56176), (17555, 52496), (26248, 35110), (28088, 32810)]