189808380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{351497}}^1$

素因数の和:351515

約数の個数: 48

約数和(自身を含む): 590516640

約数和(自身を除く): 400708260

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, 351497, 702994, 1054491, 1405988, 1757485, 2108982, 3163473, 3514970, 4217964, 5272455, 6326946, 7029940, 9490419, 10544910, 12653892, 15817365, 18980838, 21089820, 31634730, 37961676, 47452095, 63269460, 94904190, 189808380]

約数ペア:

[(1, 189808380), (2, 94904190), (3, 63269460), (4, 47452095), (5, 37961676), (6, 31634730), (9, 21089820), (10, 18980838), (12, 15817365), (15, 12653892), (18, 10544910), (20, 9490419), (27, 7029940), (30, 6326946), (36, 5272455), (45, 4217964), (54, 3514970), (60, 3163473), (90, 2108982), (108, 1757485), (135, 1405988), (180, 1054491), (270, 702994), (540, 351497)]