245741292

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{449}}^1\times {\mathrm{661}}^1$

素因数の和:1143

約数の個数: 72

約数和(自身を含む): 650613600

約数和(自身を除く): 404872308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 449, 661, 828, 898, 1322, 1347, 1796, 1983, 2644, 2694, 3966, 4041, 5388, 5949, 7932, 8082, 10327, 11898, 15203, 16164, 20654, 23796, 30406, 30981, 41308, 45609, 60812, 61962, 91218, 92943, 123924, 136827, 182436, 185886, 273654, 296789, 371772, 547308, 593578, 890367, 1187156, 1780734, 2671101, 3561468, 5342202, 6826147, 10684404, 13652294, 20478441, 27304588, 40956882, 61435323, 81913764, 122870646, 245741292]

約数ペア:

[(1, 245741292), (2, 122870646), (3, 81913764), (4, 61435323), (6, 40956882), (9, 27304588), (12, 20478441), (18, 13652294), (23, 10684404), (36, 6826147), (46, 5342202), (69, 3561468), (92, 2671101), (138, 1780734), (207, 1187156), (276, 890367), (414, 593578), (449, 547308), (661, 371772), (828, 296789), (898, 273654), (1322, 185886), (1347, 182436), (1796, 136827), (1983, 123924), (2644, 92943), (2694, 91218), (3966, 61962), (4041, 60812), (5388, 45609), (5949, 41308), (7932, 30981), (8082, 30406), (10327, 23796), (11898, 20654), (15203, 16164)]