123397920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1367

約数の個数: 144

約数和(自身を含む): 427714560

約数和(自身を除く): 304316640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 67, 72, 80, 90, 96, 120, 134, 144, 160, 180, 201, 240, 268, 288, 335, 360, 402, 480, 536, 603, 670, 720, 804, 1005, 1072, 1206, 1279, 1340, 1440, 1608, 2010, 2144, 2412, 2558, 2680, 3015, 3216, 3837, 4020, 4824, 5116, 5360, 6030, 6395, 6432, 7674, 8040, 9648, 10232, 10720, 11511, 12060, 12790, 15348, 16080, 19185, 19296, 20464, 23022, 24120, 25580, 30696, 32160, 38370, 40928, 46044, 48240, 51160, 57555, 61392, 76740, 85693, 92088, 96480, 102320, 115110, 122784, 153480, 171386, 184176, 204640, 230220, 257079, 306960, 342772, 368352, 428465, 460440, 514158, 613920, 685544, 771237, 856930, 920880, 1028316, 1285395, 1371088, 1542474, 1713860, 1841760, 2056632, 2570790, 2742176, 3084948, 3427720, 3856185, 4113264, 5141580, 6169896, 6855440, 7712370, 8226528, 10283160, 12339792, 13710880, 15424740, 20566320, 24679584, 30849480, 41132640, 61698960, 123397920]

約数ペア:

[(1, 123397920), (2, 61698960), (3, 41132640), (4, 30849480), (5, 24679584), (6, 20566320), (8, 15424740), (9, 13710880), (10, 12339792), (12, 10283160), (15, 8226528), (16, 7712370), (18, 6855440), (20, 6169896), (24, 5141580), (30, 4113264), (32, 3856185), (36, 3427720), (40, 3084948), (45, 2742176), (48, 2570790), (60, 2056632), (67, 1841760), (72, 1713860), (80, 1542474), (90, 1371088), (96, 1285395), (120, 1028316), (134, 920880), (144, 856930), (160, 771237), (180, 685544), (201, 613920), (240, 514158), (268, 460440), (288, 428465), (335, 368352), (360, 342772), (402, 306960), (480, 257079), (536, 230220), (603, 204640), (670, 184176), (720, 171386), (804, 153480), (1005, 122784), (1072, 115110), (1206, 102320), (1279, 96480), (1340, 92088), (1440, 85693), (1608, 76740), (2010, 61392), (2144, 57555), (2412, 51160), (2558, 48240), (2680, 46044), (3015, 40928), (3216, 38370), (3837, 32160), (4020, 30696), (4824, 25580), (5116, 24120), (5360, 23022), (6030, 20464), (6395, 19296), (6432, 19185), (7674, 16080), (8040, 15348), (9648, 12790), (10232, 12060), (10720, 11511)]