74812980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{431}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 229920768

約数和(自身を除く): 155107788

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 263, 330, 431, 526, 660, 789, 862, 1052, 1293, 1315, 1578, 1724, 2155, 2586, 2630, 2893, 3156, 3945, 4310, 4741, 5172, 5260, 5786, 6465, 7890, 8620, 8679, 9482, 11572, 12930, 14223, 14465, 15780, 17358, 18964, 23705, 25860, 28446, 28930, 34716, 43395, 47410, 56892, 57860, 71115, 86790, 94820, 113353, 142230, 173580, 226706, 284460, 340059, 453412, 566765, 680118, 1133530, 1246883, 1360236, 1700295, 2267060, 2493766, 3400590, 3740649, 4987532, 6234415, 6801180, 7481298, 12468830, 14962596, 18703245, 24937660, 37406490, 74812980]

約数ペア:

[(1, 74812980), (2, 37406490), (3, 24937660), (4, 18703245), (5, 14962596), (6, 12468830), (10, 7481298), (11, 6801180), (12, 6234415), (15, 4987532), (20, 3740649), (22, 3400590), (30, 2493766), (33, 2267060), (44, 1700295), (55, 1360236), (60, 1246883), (66, 1133530), (110, 680118), (132, 566765), (165, 453412), (220, 340059), (263, 284460), (330, 226706), (431, 173580), (526, 142230), (660, 113353), (789, 94820), (862, 86790), (1052, 71115), (1293, 57860), (1315, 56892), (1578, 47410), (1724, 43395), (2155, 34716), (2586, 28930), (2630, 28446), (2893, 25860), (3156, 23705), (3945, 18964), (4310, 17358), (4741, 15780), (5172, 14465), (5260, 14223), (5786, 12930), (6465, 11572), (7890, 9482), (8620, 8679)]