138356460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{69877}}^1$

素因数の和:69903

約数の個数: 72

約数和(自身を含む): 457840656

約数和(自身を除く): 319484196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 69877, 139754, 209631, 279508, 349385, 419262, 628893, 698770, 768647, 838524, 1048155, 1257786, 1397540, 1537294, 2096310, 2305941, 2515572, 3074588, 3144465, 3843235, 4192620, 4611882, 6288930, 6917823, 7686470, 9223764, 11529705, 12577860, 13835646, 15372940, 23059410, 27671292, 34589115, 46118820, 69178230, 138356460]

約数ペア:

[(1, 138356460), (2, 69178230), (3, 46118820), (4, 34589115), (5, 27671292), (6, 23059410), (9, 15372940), (10, 13835646), (11, 12577860), (12, 11529705), (15, 9223764), (18, 7686470), (20, 6917823), (22, 6288930), (30, 4611882), (33, 4192620), (36, 3843235), (44, 3144465), (45, 3074588), (55, 2515572), (60, 2305941), (66, 2096310), (90, 1537294), (99, 1397540), (110, 1257786), (132, 1048155), (165, 838524), (180, 768647), (198, 698770), (220, 628893), (330, 419262), (396, 349385), (495, 279508), (660, 209631), (990, 139754), (1980, 69877)]