129373920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6911}}^1$

素因数の和:6945

約数の個数: 144

約数和(自身を含む): 475517952

約数和(自身を除く): 346144032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 6911, 9360, 13822, 18720, 20733, 27644, 34555, 41466, 55288, 62199, 69110, 82932, 89843, 103665, 110576, 124398, 138220, 165864, 179686, 207330, 221152, 248796, 269529, 276440, 310995, 331728, 359372, 414660, 449215, 497592, 539058, 552880, 621990, 663456, 718744, 808587, 829320, 898430, 995184, 1078116, 1105760, 1243980, 1347645, 1437488, 1617174, 1658640, 1796860, 1990368, 2156232, 2487960, 2695290, 2874976, 3234348, 3317280, 3593720, 4042935, 4312464, 4975920, 5390580, 6468696, 7187440, 8085870, 8624928, 9951840, 10781160, 12937392, 14374880, 16171740, 21562320, 25874784, 32343480, 43124640, 64686960, 129373920]

約数ペア:

[(1, 129373920), (2, 64686960), (3, 43124640), (4, 32343480), (5, 25874784), (6, 21562320), (8, 16171740), (9, 14374880), (10, 12937392), (12, 10781160), (13, 9951840), (15, 8624928), (16, 8085870), (18, 7187440), (20, 6468696), (24, 5390580), (26, 4975920), (30, 4312464), (32, 4042935), (36, 3593720), (39, 3317280), (40, 3234348), (45, 2874976), (48, 2695290), (52, 2487960), (60, 2156232), (65, 1990368), (72, 1796860), (78, 1658640), (80, 1617174), (90, 1437488), (96, 1347645), (104, 1243980), (117, 1105760), (120, 1078116), (130, 995184), (144, 898430), (156, 829320), (160, 808587), (180, 718744), (195, 663456), (208, 621990), (234, 552880), (240, 539058), (260, 497592), (288, 449215), (312, 414660), (360, 359372), (390, 331728), (416, 310995), (468, 276440), (480, 269529), (520, 248796), (585, 221152), (624, 207330), (720, 179686), (780, 165864), (936, 138220), (1040, 124398), (1170, 110576), (1248, 103665), (1440, 89843), (1560, 82932), (1872, 69110), (2080, 62199), (2340, 55288), (3120, 41466), (3744, 34555), (4680, 27644), (6240, 20733), (6911, 18720), (9360, 13822)]