289805940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{4561}}^1$

素因数の和:4929

約数の個数: 72

約数和(自身を含む): 881761608

約数和(自身を除く): 591955668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 4561, 5295, 6354, 7060, 9122, 10590, 12708, 13683, 15885, 18244, 21180, 22805, 27366, 31770, 41049, 45610, 54732, 63540, 68415, 82098, 91220, 136830, 164196, 205245, 273660, 410490, 820980, 1610033, 3220066, 4830099, 6440132, 8050165, 9660198, 14490297, 16100330, 19320396, 24150495, 28980594, 32200660, 48300990, 57961188, 72451485, 96601980, 144902970, 289805940]

約数ペア:

[(1, 289805940), (2, 144902970), (3, 96601980), (4, 72451485), (5, 57961188), (6, 48300990), (9, 32200660), (10, 28980594), (12, 24150495), (15, 19320396), (18, 16100330), (20, 14490297), (30, 9660198), (36, 8050165), (45, 6440132), (60, 4830099), (90, 3220066), (180, 1610033), (353, 820980), (706, 410490), (1059, 273660), (1412, 205245), (1765, 164196), (2118, 136830), (3177, 91220), (3530, 82098), (4236, 68415), (4561, 63540), (5295, 54732), (6354, 45610), (7060, 41049), (9122, 31770), (10590, 27366), (12708, 22805), (13683, 21180), (15885, 18244)]