66863580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{159199}}^1$

素因数の和:159218

約数の個数: 48

約数和(自身を含む): 213964800

約数和(自身を除く): 147101220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 159199, 318398, 477597, 636796, 795995, 955194, 1114393, 1591990, 1910388, 2228786, 2387985, 3183980, 3343179, 4457572, 4775970, 5571965, 6686358, 9551940, 11143930, 13372716, 16715895, 22287860, 33431790, 66863580]

約数ペア:

[(1, 66863580), (2, 33431790), (3, 22287860), (4, 16715895), (5, 13372716), (6, 11143930), (7, 9551940), (10, 6686358), (12, 5571965), (14, 4775970), (15, 4457572), (20, 3343179), (21, 3183980), (28, 2387985), (30, 2228786), (35, 1910388), (42, 1591990), (60, 1114393), (70, 955194), (84, 795995), (105, 636796), (140, 477597), (210, 318398), (420, 159199)]