219329520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{913873}}^1$

素因数の和:913889

約数の個数: 40

約数和(自身を含む): 679922256

約数和(自身を除く): 460592736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 913873, 1827746, 2741619, 3655492, 4569365, 5483238, 7310984, 9138730, 10966476, 13708095, 14621968, 18277460, 21932952, 27416190, 36554920, 43865904, 54832380, 73109840, 109664760, 219329520]

約数ペア:

[(1, 219329520), (2, 109664760), (3, 73109840), (4, 54832380), (5, 43865904), (6, 36554920), (8, 27416190), (10, 21932952), (12, 18277460), (15, 14621968), (16, 13708095), (20, 10966476), (24, 9138730), (30, 7310984), (40, 5483238), (48, 4569365), (60, 3655492), (80, 2741619), (120, 1827746), (240, 913873)]