397337520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1655573}}^1$

素因数の和:1655589

約数の個数: 40

約数和(自身を含む): 1231747056

約数和(自身を除く): 834409536

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1655573, 3311146, 4966719, 6622292, 8277865, 9933438, 13244584, 16555730, 19866876, 24833595, 26489168, 33111460, 39733752, 49667190, 66222920, 79467504, 99334380, 132445840, 198668760, 397337520]

約数ペア:

[(1, 397337520), (2, 198668760), (3, 132445840), (4, 99334380), (5, 79467504), (6, 66222920), (8, 49667190), (10, 39733752), (12, 33111460), (15, 26489168), (16, 24833595), (20, 19866876), (24, 16555730), (30, 13244584), (40, 9933438), (48, 8277865), (60, 6622292), (80, 4966719), (120, 3311146), (240, 1655573)]