81620970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{2161}}^1$

素因数の和:3430

約数の個数: 32

約数和(自身を含む): 196136640

約数和(自身を除く): 114515670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1259, 2161, 2518, 3777, 4322, 6295, 6483, 7554, 10805, 12590, 12966, 18885, 21610, 32415, 37770, 64830, 2720699, 5441398, 8162097, 13603495, 16324194, 27206990, 40810485, 81620970]

約数ペア:

[(1, 81620970), (2, 40810485), (3, 27206990), (5, 16324194), (6, 13603495), (10, 8162097), (15, 5441398), (30, 2720699), (1259, 64830), (2161, 37770), (2518, 32415), (3777, 21610), (4322, 18885), (6295, 12966), (6483, 12590), (7554, 10805)]