31345380

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1759}}^1$

素因数の和:1791

約数の個数: 120

約数和(自身を含む): 107331840

約数和(自身を除く): 75986460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 132, 135, 162, 165, 180, 198, 220, 270, 297, 324, 330, 396, 405, 495, 540, 594, 660, 810, 891, 990, 1188, 1485, 1620, 1759, 1782, 1980, 2970, 3518, 3564, 4455, 5277, 5940, 7036, 8795, 8910, 10554, 15831, 17590, 17820, 19349, 21108, 26385, 31662, 35180, 38698, 47493, 52770, 58047, 63324, 77396, 79155, 94986, 96745, 105540, 116094, 142479, 158310, 174141, 189972, 193490, 232188, 237465, 284958, 290235, 316620, 348282, 386980, 474930, 522423, 569916, 580470, 696564, 712395, 870705, 949860, 1044846, 1160940, 1424790, 1567269, 1741410, 2089692, 2612115, 2849580, 3134538, 3482820, 5224230, 6269076, 7836345, 10448460, 15672690, 31345380]

約数ペア:

[(1, 31345380), (2, 15672690), (3, 10448460), (4, 7836345), (5, 6269076), (6, 5224230), (9, 3482820), (10, 3134538), (11, 2849580), (12, 2612115), (15, 2089692), (18, 1741410), (20, 1567269), (22, 1424790), (27, 1160940), (30, 1044846), (33, 949860), (36, 870705), (44, 712395), (45, 696564), (54, 580470), (55, 569916), (60, 522423), (66, 474930), (81, 386980), (90, 348282), (99, 316620), (108, 290235), (110, 284958), (132, 237465), (135, 232188), (162, 193490), (165, 189972), (180, 174141), (198, 158310), (220, 142479), (270, 116094), (297, 105540), (324, 96745), (330, 94986), (396, 79155), (405, 77396), (495, 63324), (540, 58047), (594, 52770), (660, 47493), (810, 38698), (891, 35180), (990, 31662), (1188, 26385), (1485, 21108), (1620, 19349), (1759, 17820), (1782, 17590), (1980, 15831), (2970, 10554), (3518, 8910), (3564, 8795), (4455, 7036), (5277, 5940)]