161105760

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:459

約数の個数: 240

約数和(自身を含む): 588373632

約数和(自身を除く): 427267872

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 401, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 802, 810, 837, 864, 930, 992, 1080, 1116, 1203, 1240, 1296, 1395, 1440, 1488, 1604, 1620, 1674, 1860, 2005, 2160, 2232, 2406, 2480, 2511, 2592, 2790, 2976, 3208, 3240, 3348, 3609, 3720, 4010, 4185, 4320, 4464, 4812, 4960, 5022, 5580, 6015, 6416, 6480, 6696, 7218, 7440, 8020, 8370, 8928, 9624, 10044, 10827, 11160, 12030, 12431, 12555, 12832, 12960, 13392, 14436, 14880, 16040, 16740, 18045, 19248, 20088, 21654, 22320, 24060, 24862, 25110, 26784, 28872, 32080, 32481, 33480, 36090, 37293, 38496, 40176, 43308, 44640, 48120, 49724, 50220, 54135, 57744, 62155, 64160, 64962, 66960, 72180, 74586, 80352, 86616, 96240, 99448, 100440, 108270, 111879, 115488, 124310, 129924, 133920, 144360, 149172, 162405, 173232, 186465, 192480, 198896, 200880, 216540, 223758, 248620, 259848, 288720, 298344, 324810, 335637, 346464, 372930, 397792, 401760, 433080, 447516, 497240, 519696, 559395, 577440, 596688, 649620, 671274, 745860, 866160, 895032, 994480, 1006911, 1039392, 1118790, 1193376, 1299240, 1342548, 1491720, 1678185, 1732320, 1790064, 1988960, 2013822, 2237580, 2598480, 2685096, 2983440, 3356370, 3580128, 4027644, 4475160, 5034555, 5196960, 5370192, 5966880, 6712740, 8055288, 8950320, 10069110, 10740384, 13425480, 16110576, 17900640, 20138220, 26850960, 32221152, 40276440, 53701920, 80552880, 161105760]

約数ペア:

[(1, 161105760), (2, 80552880), (3, 53701920), (4, 40276440), (5, 32221152), (6, 26850960), (8, 20138220), (9, 17900640), (10, 16110576), (12, 13425480), (15, 10740384), (16, 10069110), (18, 8950320), (20, 8055288), (24, 6712740), (27, 5966880), (30, 5370192), (31, 5196960), (32, 5034555), (36, 4475160), (40, 4027644), (45, 3580128), (48, 3356370), (54, 2983440), (60, 2685096), (62, 2598480), (72, 2237580), (80, 2013822), (81, 1988960), (90, 1790064), (93, 1732320), (96, 1678185), (108, 1491720), (120, 1342548), (124, 1299240), (135, 1193376), (144, 1118790), (155, 1039392), (160, 1006911), (162, 994480), (180, 895032), (186, 866160), (216, 745860), (240, 671274), (248, 649620), (270, 596688), (279, 577440), (288, 559395), (310, 519696), (324, 497240), (360, 447516), (372, 433080), (401, 401760), (405, 397792), (432, 372930), (465, 346464), (480, 335637), (496, 324810), (540, 298344), (558, 288720), (620, 259848), (648, 248620), (720, 223758), (744, 216540), (802, 200880), (810, 198896), (837, 192480), (864, 186465), (930, 173232), (992, 162405), (1080, 149172), (1116, 144360), (1203, 133920), (1240, 129924), (1296, 124310), (1395, 115488), (1440, 111879), (1488, 108270), (1604, 100440), (1620, 99448), (1674, 96240), (1860, 86616), (2005, 80352), (2160, 74586), (2232, 72180), (2406, 66960), (2480, 64962), (2511, 64160), (2592, 62155), (2790, 57744), (2976, 54135), (3208, 50220), (3240, 49724), (3348, 48120), (3609, 44640), (3720, 43308), (4010, 40176), (4185, 38496), (4320, 37293), (4464, 36090), (4812, 33480), (4960, 32481), (5022, 32080), (5580, 28872), (6015, 26784), (6416, 25110), (6480, 24862), (6696, 24060), (7218, 22320), (7440, 21654), (8020, 20088), (8370, 19248), (8928, 18045), (9624, 16740), (10044, 16040), (10827, 14880), (11160, 14436), (12030, 13392), (12431, 12960), (12555, 12832)]