212731920

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:412

約数の個数: 240

約数和(自身を含む): 766950912

約数和(自身を除く): 554218992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 243, 248, 270, 279, 310, 324, 353, 360, 372, 405, 432, 465, 486, 496, 540, 558, 620, 648, 706, 720, 744, 810, 837, 930, 972, 1059, 1080, 1116, 1215, 1240, 1296, 1395, 1412, 1488, 1620, 1674, 1765, 1860, 1944, 2118, 2160, 2232, 2430, 2480, 2511, 2790, 2824, 3177, 3240, 3348, 3530, 3720, 3888, 4185, 4236, 4464, 4860, 5022, 5295, 5580, 5648, 6354, 6480, 6696, 7060, 7440, 7533, 8370, 8472, 9531, 9720, 10044, 10590, 10943, 11160, 12555, 12708, 13392, 14120, 15066, 15885, 16740, 16944, 19062, 19440, 20088, 21180, 21886, 22320, 25110, 25416, 28240, 28593, 30132, 31770, 32829, 33480, 37665, 38124, 40176, 42360, 43772, 47655, 50220, 50832, 54715, 57186, 60264, 63540, 65658, 66960, 75330, 76248, 84720, 85779, 87544, 95310, 98487, 100440, 109430, 114372, 120528, 127080, 131316, 142965, 150660, 152496, 164145, 171558, 175088, 190620, 196974, 200880, 218860, 228744, 254160, 262632, 285930, 295461, 301320, 328290, 343116, 381240, 393948, 428895, 437720, 457488, 492435, 525264, 571860, 590922, 602640, 656580, 686232, 762480, 787896, 857790, 875440, 886383, 984870, 1143720, 1181844, 1313160, 1372464, 1477305, 1575792, 1715580, 1772766, 1969740, 2287440, 2363688, 2626320, 2659149, 2954610, 3431160, 3545532, 3939480, 4431915, 4727376, 5318298, 5909220, 6862320, 7091064, 7878960, 8863830, 10636596, 11818440, 13295745, 14182128, 17727660, 21273192, 23636880, 26591490, 35455320, 42546384, 53182980, 70910640, 106365960, 212731920]

約数ペア:

[(1, 212731920), (2, 106365960), (3, 70910640), (4, 53182980), (5, 42546384), (6, 35455320), (8, 26591490), (9, 23636880), (10, 21273192), (12, 17727660), (15, 14182128), (16, 13295745), (18, 11818440), (20, 10636596), (24, 8863830), (27, 7878960), (30, 7091064), (31, 6862320), (36, 5909220), (40, 5318298), (45, 4727376), (48, 4431915), (54, 3939480), (60, 3545532), (62, 3431160), (72, 2954610), (80, 2659149), (81, 2626320), (90, 2363688), (93, 2287440), (108, 1969740), (120, 1772766), (124, 1715580), (135, 1575792), (144, 1477305), (155, 1372464), (162, 1313160), (180, 1181844), (186, 1143720), (216, 984870), (240, 886383), (243, 875440), (248, 857790), (270, 787896), (279, 762480), (310, 686232), (324, 656580), (353, 602640), (360, 590922), (372, 571860), (405, 525264), (432, 492435), (465, 457488), (486, 437720), (496, 428895), (540, 393948), (558, 381240), (620, 343116), (648, 328290), (706, 301320), (720, 295461), (744, 285930), (810, 262632), (837, 254160), (930, 228744), (972, 218860), (1059, 200880), (1080, 196974), (1116, 190620), (1215, 175088), (1240, 171558), (1296, 164145), (1395, 152496), (1412, 150660), (1488, 142965), (1620, 131316), (1674, 127080), (1765, 120528), (1860, 114372), (1944, 109430), (2118, 100440), (2160, 98487), (2232, 95310), (2430, 87544), (2480, 85779), (2511, 84720), (2790, 76248), (2824, 75330), (3177, 66960), (3240, 65658), (3348, 63540), (3530, 60264), (3720, 57186), (3888, 54715), (4185, 50832), (4236, 50220), (4464, 47655), (4860, 43772), (5022, 42360), (5295, 40176), (5580, 38124), (5648, 37665), (6354, 33480), (6480, 32829), (6696, 31770), (7060, 30132), (7440, 28593), (7533, 28240), (8370, 25416), (8472, 25110), (9531, 22320), (9720, 21886), (10044, 21180), (10590, 20088), (10943, 19440), (11160, 19062), (12555, 16944), (12708, 16740), (13392, 15885), (14120, 15066)]