69985020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{166631}}^1$

素因数の和:166650

約数の個数: 48

約数和(自身を含む): 223953408

約数和(自身を除く): 153968388

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, 166631, 333262, 499893, 666524, 833155, 999786, 1166417, 1666310, 1999572, 2332834, 2499465, 3332620, 3499251, 4665668, 4998930, 5832085, 6998502, 9997860, 11664170, 13997004, 17496255, 23328340, 34992510, 69985020]

約数ペア:

[(1, 69985020), (2, 34992510), (3, 23328340), (4, 17496255), (5, 13997004), (6, 11664170), (7, 9997860), (10, 6998502), (12, 5832085), (14, 4998930), (15, 4665668), (20, 3499251), (21, 3332620), (28, 2499465), (30, 2332834), (35, 1999572), (42, 1666310), (60, 1166417), (70, 999786), (84, 833155), (105, 666524), (140, 499893), (210, 333262), (420, 166631)]