42219180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2969}}^1$

素因数の和:3063

約数の個数: 72

約数和(自身を含む): 129729600

約数和(自身を除く): 87510420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 2969, 3555, 4740, 5938, 7110, 8907, 11876, 14220, 14845, 17814, 26721, 29690, 35628, 44535, 53442, 59380, 89070, 106884, 133605, 178140, 234551, 267210, 469102, 534420, 703653, 938204, 1172755, 1407306, 2110959, 2345510, 2814612, 3518265, 4221918, 4691020, 7036530, 8443836, 10554795, 14073060, 21109590, 42219180]

約数ペア:

[(1, 42219180), (2, 21109590), (3, 14073060), (4, 10554795), (5, 8443836), (6, 7036530), (9, 4691020), (10, 4221918), (12, 3518265), (15, 2814612), (18, 2345510), (20, 2110959), (30, 1407306), (36, 1172755), (45, 938204), (60, 703653), (79, 534420), (90, 469102), (158, 267210), (180, 234551), (237, 178140), (316, 133605), (395, 106884), (474, 89070), (711, 59380), (790, 53442), (948, 44535), (1185, 35628), (1422, 29690), (1580, 26721), (2370, 17814), (2844, 14845), (2969, 14220), (3555, 11876), (4740, 8907), (5938, 7110)]