31436460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15877}}^1$

素因数の和:15903

約数の個数: 72

約数和(自身を含む): 104032656

約数和(自身を除く): 72596196

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, 15877, 31754, 47631, 63508, 79385, 95262, 142893, 158770, 174647, 190524, 238155, 285786, 317540, 349294, 476310, 523941, 571572, 698588, 714465, 873235, 952620, 1047882, 1428930, 1571823, 1746470, 2095764, 2619705, 2857860, 3143646, 3492940, 5239410, 6287292, 7859115, 10478820, 15718230, 31436460]

約数ペア:

[(1, 31436460), (2, 15718230), (3, 10478820), (4, 7859115), (5, 6287292), (6, 5239410), (9, 3492940), (10, 3143646), (11, 2857860), (12, 2619705), (15, 2095764), (18, 1746470), (20, 1571823), (22, 1428930), (30, 1047882), (33, 952620), (36, 873235), (44, 714465), (45, 698588), (55, 571572), (60, 523941), (66, 476310), (90, 349294), (99, 317540), (110, 285786), (132, 238155), (165, 190524), (180, 174647), (198, 158770), (220, 142893), (330, 95262), (396, 79385), (495, 63508), (660, 47631), (990, 31754), (1980, 15877)]