7815060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3947}}^1$

素因数の和:3973

約数の個数: 72

約数和(自身を含む): 25867296

約数和(自身を除く): 18052236

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, 3947, 7894, 11841, 15788, 19735, 23682, 35523, 39470, 43417, 47364, 59205, 71046, 78940, 86834, 118410, 130251, 142092, 173668, 177615, 217085, 236820, 260502, 355230, 390753, 434170, 521004, 651255, 710460, 781506, 868340, 1302510, 1563012, 1953765, 2605020, 3907530, 7815060]

約数ペア:

[(1, 7815060), (2, 3907530), (3, 2605020), (4, 1953765), (5, 1563012), (6, 1302510), (9, 868340), (10, 781506), (11, 710460), (12, 651255), (15, 521004), (18, 434170), (20, 390753), (22, 355230), (30, 260502), (33, 236820), (36, 217085), (44, 177615), (45, 173668), (55, 142092), (60, 130251), (66, 118410), (90, 86834), (99, 78940), (110, 71046), (132, 59205), (165, 47364), (180, 43417), (198, 39470), (220, 35523), (330, 23682), (396, 19735), (495, 15788), (660, 11841), (990, 7894), (1980, 3947)]