77348280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{644569}}^1$

素因数の和:644583

約数の個数: 32

約数和(自身を含む): 232045200

約数和(自身を除く): 154696920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 644569, 1289138, 1933707, 2578276, 3222845, 3867414, 5156552, 6445690, 7734828, 9668535, 12891380, 15469656, 19337070, 25782760, 38674140, 77348280]

約数ペア:

[(1, 77348280), (2, 38674140), (3, 25782760), (4, 19337070), (5, 15469656), (6, 12891380), (8, 9668535), (10, 7734828), (12, 6445690), (15, 5156552), (20, 3867414), (24, 3222845), (30, 2578276), (40, 1933707), (60, 1289138), (120, 644569)]