308339040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{642373}}^1$

素因数の和:642391

約数の個数: 48

約数和(自身を含む): 971269488

約数和(自身を除く): 662930448

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 642373, 1284746, 1927119, 2569492, 3211865, 3854238, 5138984, 6423730, 7708476, 9635595, 10277968, 12847460, 15416952, 19271190, 20555936, 25694920, 30833904, 38542380, 51389840, 61667808, 77084760, 102779680, 154169520, 308339040]

約数ペア:

[(1, 308339040), (2, 154169520), (3, 102779680), (4, 77084760), (5, 61667808), (6, 51389840), (8, 38542380), (10, 30833904), (12, 25694920), (15, 20555936), (16, 19271190), (20, 15416952), (24, 12847460), (30, 10277968), (32, 9635595), (40, 7708476), (48, 6423730), (60, 5138984), (80, 3854238), (96, 3211865), (120, 2569492), (160, 1927119), (240, 1284746), (480, 642373)]