867900

素因数分解:

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

素因数の和:291

約数の個数: 72

約数和(自身を含む): 2749824

約数和(自身を除く): 1881924

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 263, 275, 300, 330, 526, 550, 660, 789, 825, 1052, 1100, 1315, 1578, 1650, 2630, 2893, 3156, 3300, 3945, 5260, 5786, 6575, 7890, 8679, 11572, 13150, 14465, 15780, 17358, 19725, 26300, 28930, 34716, 39450, 43395, 57860, 72325, 78900, 86790, 144650, 173580, 216975, 289300, 433950, 867900]

約数ペア:

[(1, 867900), (2, 433950), (3, 289300), (4, 216975), (5, 173580), (6, 144650), (10, 86790), (11, 78900), (12, 72325), (15, 57860), (20, 43395), (22, 39450), (25, 34716), (30, 28930), (33, 26300), (44, 19725), (50, 17358), (55, 15780), (60, 14465), (66, 13150), (75, 11572), (100, 8679), (110, 7890), (132, 6575), (150, 5786), (165, 5260), (220, 3945), (263, 3300), (275, 3156), (300, 2893), (330, 2630), (526, 1650), (550, 1578), (660, 1315), (789, 1100), (825, 1052)]