78420960

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{2017}}^1$

素因数の和:2047

約数の個数: 144

約数和(自身を含む): 277660656

約数和(自身を除く): 199239696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 810, 864, 972, 1080, 1215, 1296, 1440, 1620, 1944, 2017, 2160, 2430, 2592, 3240, 3888, 4034, 4320, 4860, 6051, 6480, 7776, 8068, 9720, 10085, 12102, 12960, 16136, 18153, 19440, 20170, 24204, 30255, 32272, 36306, 38880, 40340, 48408, 54459, 60510, 64544, 72612, 80680, 90765, 96816, 108918, 121020, 145224, 161360, 163377, 181530, 193632, 217836, 242040, 272295, 290448, 322720, 326754, 363060, 435672, 484080, 490131, 544590, 580896, 653508, 726120, 816885, 871344, 968160, 980262, 1089180, 1307016, 1452240, 1633770, 1742688, 1960524, 2178360, 2450655, 2614032, 2904480, 3267540, 3921048, 4356720, 4901310, 5228064, 6535080, 7842096, 8713440, 9802620, 13070160, 15684192, 19605240, 26140320, 39210480, 78420960]

約数ペア:

[(1, 78420960), (2, 39210480), (3, 26140320), (4, 19605240), (5, 15684192), (6, 13070160), (8, 9802620), (9, 8713440), (10, 7842096), (12, 6535080), (15, 5228064), (16, 4901310), (18, 4356720), (20, 3921048), (24, 3267540), (27, 2904480), (30, 2614032), (32, 2450655), (36, 2178360), (40, 1960524), (45, 1742688), (48, 1633770), (54, 1452240), (60, 1307016), (72, 1089180), (80, 980262), (81, 968160), (90, 871344), (96, 816885), (108, 726120), (120, 653508), (135, 580896), (144, 544590), (160, 490131), (162, 484080), (180, 435672), (216, 363060), (240, 326754), (243, 322720), (270, 290448), (288, 272295), (324, 242040), (360, 217836), (405, 193632), (432, 181530), (480, 163377), (486, 161360), (540, 145224), (648, 121020), (720, 108918), (810, 96816), (864, 90765), (972, 80680), (1080, 72612), (1215, 64544), (1296, 60510), (1440, 54459), (1620, 48408), (1944, 40340), (2017, 38880), (2160, 36306), (2430, 32272), (2592, 30255), (3240, 24204), (3888, 20170), (4034, 19440), (4320, 18153), (4860, 16136), (6051, 12960), (6480, 12102), (7776, 10085), (8068, 9720)]