82603980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 144

約数和(自身を含む): 262254720

約数和(自身を除く): 179650740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 79, 90, 111, 148, 157, 158, 180, 185, 222, 237, 314, 316, 333, 370, 395, 444, 471, 474, 555, 628, 666, 711, 740, 785, 790, 942, 948, 1110, 1185, 1332, 1413, 1422, 1570, 1580, 1665, 1884, 2220, 2355, 2370, 2826, 2844, 2923, 3140, 3330, 3555, 4710, 4740, 5652, 5809, 5846, 6660, 7065, 7110, 8769, 9420, 11618, 11692, 12403, 14130, 14220, 14615, 17427, 17538, 23236, 24806, 26307, 28260, 29045, 29230, 34854, 35076, 37209, 43845, 49612, 52281, 52614, 58090, 58460, 62015, 69708, 74418, 87135, 87690, 104562, 105228, 111627, 116180, 124030, 131535, 148836, 174270, 175380, 186045, 209124, 223254, 248060, 261405, 263070, 348540, 372090, 446508, 458911, 522810, 526140, 558135, 744180, 917822, 1045620, 1116270, 1376733, 1835644, 2232540, 2294555, 2753466, 4130199, 4589110, 5506932, 6883665, 8260398, 9178220, 13767330, 16520796, 20650995, 27534660, 41301990, 82603980]

約数ペア:

[(1, 82603980), (2, 41301990), (3, 27534660), (4, 20650995), (5, 16520796), (6, 13767330), (9, 9178220), (10, 8260398), (12, 6883665), (15, 5506932), (18, 4589110), (20, 4130199), (30, 2753466), (36, 2294555), (37, 2232540), (45, 1835644), (60, 1376733), (74, 1116270), (79, 1045620), (90, 917822), (111, 744180), (148, 558135), (157, 526140), (158, 522810), (180, 458911), (185, 446508), (222, 372090), (237, 348540), (314, 263070), (316, 261405), (333, 248060), (370, 223254), (395, 209124), (444, 186045), (471, 175380), (474, 174270), (555, 148836), (628, 131535), (666, 124030), (711, 116180), (740, 111627), (785, 105228), (790, 104562), (942, 87690), (948, 87135), (1110, 74418), (1185, 69708), (1332, 62015), (1413, 58460), (1422, 58090), (1570, 52614), (1580, 52281), (1665, 49612), (1884, 43845), (2220, 37209), (2355, 35076), (2370, 34854), (2826, 29230), (2844, 29045), (2923, 28260), (3140, 26307), (3330, 24806), (3555, 23236), (4710, 17538), (4740, 17427), (5652, 14615), (5809, 14220), (5846, 14130), (6660, 12403), (7065, 11692), (7110, 11618), (8769, 9420)]