204454260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{378619}}^1$

素因数の和:378637

約数の個数: 48

約数和(自身を含む): 636081600

約数和(自身を除く): 431627340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 378619, 757238, 1135857, 1514476, 1893095, 2271714, 3407571, 3786190, 4543428, 5679285, 6815142, 7572380, 10222713, 11358570, 13630284, 17037855, 20445426, 22717140, 34075710, 40890852, 51113565, 68151420, 102227130, 204454260]

約数ペア:

[(1, 204454260), (2, 102227130), (3, 68151420), (4, 51113565), (5, 40890852), (6, 34075710), (9, 22717140), (10, 20445426), (12, 17037855), (15, 13630284), (18, 11358570), (20, 10222713), (27, 7572380), (30, 6815142), (36, 5679285), (45, 4543428), (54, 3786190), (60, 3407571), (90, 2271714), (108, 1893095), (135, 1514476), (180, 1135857), (270, 757238), (540, 378619)]