15600420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7879}}^1$

素因数の和:7905

約数の個数: 72

約数和(自身を含む): 51629760

約数和(自身を除く): 36029340

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, 7879, 15758, 23637, 31516, 39395, 47274, 70911, 78790, 86669, 94548, 118185, 141822, 157580, 173338, 236370, 260007, 283644, 346676, 354555, 433345, 472740, 520014, 709110, 780021, 866690, 1040028, 1300035, 1418220, 1560042, 1733380, 2600070, 3120084, 3900105, 5200140, 7800210, 15600420]

約数ペア:

[(1, 15600420), (2, 7800210), (3, 5200140), (4, 3900105), (5, 3120084), (6, 2600070), (9, 1733380), (10, 1560042), (11, 1418220), (12, 1300035), (15, 1040028), (18, 866690), (20, 780021), (22, 709110), (30, 520014), (33, 472740), (36, 433345), (44, 354555), (45, 346676), (55, 283644), (60, 260007), (66, 236370), (90, 173338), (99, 157580), (110, 141822), (132, 118185), (165, 94548), (180, 86669), (198, 78790), (220, 70911), (330, 47274), (396, 39395), (495, 31516), (660, 23637), (990, 15758), (1980, 7879)]