20124618480

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{15451}}^1$

素因数の和:15546

約数の個数: 240

約数和(自身を含む): 71139030144

約数和(自身を除く): 51014411664

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, 67, 72, 80, 81, 90, 108, 120, 134, 135, 144, 162, 180, 201, 216, 240, 243, 268, 270, 324, 335, 360, 402, 405, 432, 486, 536, 540, 603, 648, 670, 720, 804, 810, 972, 1005, 1072, 1080, 1206, 1215, 1296, 1340, 1608, 1620, 1809, 1944, 2010, 2160, 2412, 2430, 2680, 3015, 3216, 3240, 3618, 3888, 4020, 4824, 4860, 5360, 5427, 6030, 6480, 7236, 8040, 9045, 9648, 9720, 10854, 12060, 14472, 15451, 16080, 16281, 18090, 19440, 21708, 24120, 27135, 28944, 30902, 32562, 36180, 43416, 46353, 48240, 54270, 61804, 65124, 72360, 77255, 81405, 86832, 92706, 108540, 123608, 130248, 139059, 144720, 154510, 162810, 185412, 217080, 231765, 247216, 260496, 278118, 309020, 325620, 370824, 417177, 434160, 463530, 556236, 618040, 651240, 695295, 741648, 834354, 927060, 1035217, 1112472, 1236080, 1251531, 1302480, 1390590, 1668708, 1854120, 2070434, 2085885, 2224944, 2503062, 2781180, 3105651, 3337416, 3708240, 3754593, 4140868, 4171770, 5006124, 5176085, 5562360, 6211302, 6257655, 6674832, 7509186, 8281736, 8343540, 9316953, 10012248, 10352170, 11124720, 12422604, 12515310, 15018372, 15528255, 16563472, 16687080, 18633906, 18772965, 20024496, 20704340, 24845208, 25030620, 27950859, 30036744, 31056510, 33374160, 37267812, 37545930, 41408680, 46584765, 49690416, 50061240, 55901718, 60073488, 62113020, 74535624, 75091860, 82817360, 83852577, 93169530, 100122480, 111803436, 124226040, 139754295, 149071248, 150183720, 167705154, 186339060, 223606872, 248452080, 251557731, 279508590, 300367440, 335410308, 372678120, 419262885, 447213744, 503115462, 559017180, 670820616, 745356240, 838525770, 1006230924, 1118034360, 1257788655, 1341641232, 1677051540, 2012461848, 2236068720, 2515577310, 3354103080, 4024923696, 5031154620, 6708206160, 10062309240, 20124618480]

約数ペア:

[(1, 20124618480), (2, 10062309240), (3, 6708206160), (4, 5031154620), (5, 4024923696), (6, 3354103080), (8, 2515577310), (9, 2236068720), (10, 2012461848), (12, 1677051540), (15, 1341641232), (16, 1257788655), (18, 1118034360), (20, 1006230924), (24, 838525770), (27, 745356240), (30, 670820616), (36, 559017180), (40, 503115462), (45, 447213744), (48, 419262885), (54, 372678120), (60, 335410308), (67, 300367440), (72, 279508590), (80, 251557731), (81, 248452080), (90, 223606872), (108, 186339060), (120, 167705154), (134, 150183720), (135, 149071248), (144, 139754295), (162, 124226040), (180, 111803436), (201, 100122480), (216, 93169530), (240, 83852577), (243, 82817360), (268, 75091860), (270, 74535624), (324, 62113020), (335, 60073488), (360, 55901718), (402, 50061240), (405, 49690416), (432, 46584765), (486, 41408680), (536, 37545930), (540, 37267812), (603, 33374160), (648, 31056510), (670, 30036744), (720, 27950859), (804, 25030620), (810, 24845208), (972, 20704340), (1005, 20024496), (1072, 18772965), (1080, 18633906), (1206, 16687080), (1215, 16563472), (1296, 15528255), (1340, 15018372), (1608, 12515310), (1620, 12422604), (1809, 11124720), (1944, 10352170), (2010, 10012248), (2160, 9316953), (2412, 8343540), (2430, 8281736), (2680, 7509186), (3015, 6674832), (3216, 6257655), (3240, 6211302), (3618, 5562360), (3888, 5176085), (4020, 5006124), (4824, 4171770), (4860, 4140868), (5360, 3754593), (5427, 3708240), (6030, 3337416), (6480, 3105651), (7236, 2781180), (8040, 2503062), (9045, 2224944), (9648, 2085885), (9720, 2070434), (10854, 1854120), (12060, 1668708), (14472, 1390590), (15451, 1302480), (16080, 1251531), (16281, 1236080), (18090, 1112472), (19440, 1035217), (21708, 927060), (24120, 834354), (27135, 741648), (28944, 695295), (30902, 651240), (32562, 618040), (36180, 556236), (43416, 463530), (46353, 434160), (48240, 417177), (54270, 370824), (61804, 325620), (65124, 309020), (72360, 278118), (77255, 260496), (81405, 247216), (86832, 231765), (92706, 217080), (108540, 185412), (123608, 162810), (130248, 154510), (139059, 144720)]