161684640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2879}}^1$

素因数の和:2916

約数の個数: 192

約数和(自身を含む): 609638400

約数和(自身を除く): 447953760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1755, 1872, 2080, 2160, 2340, 2808, 2879, 3120, 3510, 3744, 4320, 4680, 5616, 5758, 6240, 7020, 8637, 9360, 11232, 11516, 14040, 14395, 17274, 18720, 23032, 25911, 28080, 28790, 34548, 37427, 43185, 46064, 51822, 56160, 57580, 69096, 74854, 77733, 86370, 92128, 103644, 112281, 115160, 129555, 138192, 149708, 155466, 172740, 187135, 207288, 224562, 230320, 259110, 276384, 299416, 310932, 336843, 345480, 374270, 388665, 414576, 449124, 460640, 518220, 561405, 598832, 621864, 673686, 690960, 748540, 777330, 829152, 898248, 1010529, 1036440, 1122810, 1197664, 1243728, 1347372, 1381920, 1497080, 1554660, 1684215, 1796496, 2021058, 2072880, 2245620, 2487456, 2694744, 2994160, 3109320, 3368430, 3592992, 4042116, 4145760, 4491240, 5052645, 5389488, 5988320, 6218640, 6736860, 8084232, 8982480, 10105290, 10778976, 12437280, 13473720, 16168464, 17964960, 20210580, 26947440, 32336928, 40421160, 53894880, 80842320, 161684640]

約数ペア:

[(1, 161684640), (2, 80842320), (3, 53894880), (4, 40421160), (5, 32336928), (6, 26947440), (8, 20210580), (9, 17964960), (10, 16168464), (12, 13473720), (13, 12437280), (15, 10778976), (16, 10105290), (18, 8982480), (20, 8084232), (24, 6736860), (26, 6218640), (27, 5988320), (30, 5389488), (32, 5052645), (36, 4491240), (39, 4145760), (40, 4042116), (45, 3592992), (48, 3368430), (52, 3109320), (54, 2994160), (60, 2694744), (65, 2487456), (72, 2245620), (78, 2072880), (80, 2021058), (90, 1796496), (96, 1684215), (104, 1554660), (108, 1497080), (117, 1381920), (120, 1347372), (130, 1243728), (135, 1197664), (144, 1122810), (156, 1036440), (160, 1010529), (180, 898248), (195, 829152), (208, 777330), (216, 748540), (234, 690960), (240, 673686), (260, 621864), (270, 598832), (288, 561405), (312, 518220), (351, 460640), (360, 449124), (390, 414576), (416, 388665), (432, 374270), (468, 345480), (480, 336843), (520, 310932), (540, 299416), (585, 276384), (624, 259110), (702, 230320), (720, 224562), (780, 207288), (864, 187135), (936, 172740), (1040, 155466), (1080, 149708), (1170, 138192), (1248, 129555), (1404, 115160), (1440, 112281), (1560, 103644), (1755, 92128), (1872, 86370), (2080, 77733), (2160, 74854), (2340, 69096), (2808, 57580), (2879, 56160), (3120, 51822), (3510, 46064), (3744, 43185), (4320, 37427), (4680, 34548), (5616, 28790), (5758, 28080), (6240, 25911), (7020, 23032), (8637, 18720), (9360, 17274), (11232, 14395), (11516, 14040)]