79956720

素因数分解:

$2^4\times 3^7\times 5^1\times {\mathrm{457}}^1$

素因数の和:491

約数の個数: 160

約数和(自身を含む): 279416640

約数和(自身を除く): 199459920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 457, 486, 540, 648, 720, 729, 810, 914, 972, 1080, 1215, 1296, 1371, 1458, 1620, 1828, 1944, 2160, 2187, 2285, 2430, 2742, 2916, 3240, 3645, 3656, 3888, 4113, 4374, 4570, 4860, 5484, 5832, 6480, 6855, 7290, 7312, 8226, 8748, 9140, 9720, 10935, 10968, 11664, 12339, 13710, 14580, 16452, 17496, 18280, 19440, 20565, 21870, 21936, 24678, 27420, 29160, 32904, 34992, 36560, 37017, 41130, 43740, 49356, 54840, 58320, 61695, 65808, 74034, 82260, 87480, 98712, 109680, 111051, 123390, 148068, 164520, 174960, 185085, 197424, 222102, 246780, 296136, 329040, 333153, 370170, 444204, 493560, 555255, 592272, 666306, 740340, 888408, 987120, 999459, 1110510, 1332612, 1480680, 1665765, 1776816, 1998918, 2221020, 2665224, 2961360, 3331530, 3997836, 4442040, 4997295, 5330448, 6663060, 7995672, 8884080, 9994590, 13326120, 15991344, 19989180, 26652240, 39978360, 79956720]

約数ペア:

[(1, 79956720), (2, 39978360), (3, 26652240), (4, 19989180), (5, 15991344), (6, 13326120), (8, 9994590), (9, 8884080), (10, 7995672), (12, 6663060), (15, 5330448), (16, 4997295), (18, 4442040), (20, 3997836), (24, 3331530), (27, 2961360), (30, 2665224), (36, 2221020), (40, 1998918), (45, 1776816), (48, 1665765), (54, 1480680), (60, 1332612), (72, 1110510), (80, 999459), (81, 987120), (90, 888408), (108, 740340), (120, 666306), (135, 592272), (144, 555255), (162, 493560), (180, 444204), (216, 370170), (240, 333153), (243, 329040), (270, 296136), (324, 246780), (360, 222102), (405, 197424), (432, 185085), (457, 174960), (486, 164520), (540, 148068), (648, 123390), (720, 111051), (729, 109680), (810, 98712), (914, 87480), (972, 82260), (1080, 74034), (1215, 65808), (1296, 61695), (1371, 58320), (1458, 54840), (1620, 49356), (1828, 43740), (1944, 41130), (2160, 37017), (2187, 36560), (2285, 34992), (2430, 32904), (2742, 29160), (2916, 27420), (3240, 24678), (3645, 21936), (3656, 21870), (3888, 20565), (4113, 19440), (4374, 18280), (4570, 17496), (4860, 16452), (5484, 14580), (5832, 13710), (6480, 12339), (6855, 11664), (7290, 10968), (7312, 10935), (8226, 9720), (8748, 9140)]