280156320

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{21617}}^1$

素因数の和:21644

約数の個数: 120

約数和(自身を含む): 988764084

約数和(自身を除く): 708607764

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, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 21617, 43234, 64851, 86468, 108085, 129702, 172936, 194553, 216170, 259404, 324255, 345872, 389106, 432340, 518808, 583659, 648510, 691744, 778212, 864680, 972765, 1037616, 1167318, 1297020, 1556424, 1729360, 1750977, 1945530, 2075232, 2334636, 2594040, 2918295, 3112848, 3458720, 3501954, 3891060, 4669272, 5188080, 5836590, 6225696, 7003908, 7782120, 8754885, 9338544, 10376160, 11673180, 14007816, 15564240, 17509770, 18677088, 23346360, 28015632, 31128480, 35019540, 46692720, 56031264, 70039080, 93385440, 140078160, 280156320]

約数ペア:

[(1, 280156320), (2, 140078160), (3, 93385440), (4, 70039080), (5, 56031264), (6, 46692720), (8, 35019540), (9, 31128480), (10, 28015632), (12, 23346360), (15, 18677088), (16, 17509770), (18, 15564240), (20, 14007816), (24, 11673180), (27, 10376160), (30, 9338544), (32, 8754885), (36, 7782120), (40, 7003908), (45, 6225696), (48, 5836590), (54, 5188080), (60, 4669272), (72, 3891060), (80, 3501954), (81, 3458720), (90, 3112848), (96, 2918295), (108, 2594040), (120, 2334636), (135, 2075232), (144, 1945530), (160, 1750977), (162, 1729360), (180, 1556424), (216, 1297020), (240, 1167318), (270, 1037616), (288, 972765), (324, 864680), (360, 778212), (405, 691744), (432, 648510), (480, 583659), (540, 518808), (648, 432340), (720, 389106), (810, 345872), (864, 324255), (1080, 259404), (1296, 216170), (1440, 194553), (1620, 172936), (2160, 129702), (2592, 108085), (3240, 86468), (4320, 64851), (6480, 43234), (12960, 21617)]