42140340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{21283}}^1$

素因数の和:21309

約数の個数: 72

約数和(自身を含む): 139452768

約数和(自身を除く): 97312428

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, 21283, 42566, 63849, 85132, 106415, 127698, 191547, 212830, 234113, 255396, 319245, 383094, 425660, 468226, 638490, 702339, 766188, 936452, 957735, 1170565, 1276980, 1404678, 1915470, 2107017, 2341130, 2809356, 3511695, 3830940, 4214034, 4682260, 7023390, 8428068, 10535085, 14046780, 21070170, 42140340]

約数ペア:

[(1, 42140340), (2, 21070170), (3, 14046780), (4, 10535085), (5, 8428068), (6, 7023390), (9, 4682260), (10, 4214034), (11, 3830940), (12, 3511695), (15, 2809356), (18, 2341130), (20, 2107017), (22, 1915470), (30, 1404678), (33, 1276980), (36, 1170565), (44, 957735), (45, 936452), (55, 766188), (60, 702339), (66, 638490), (90, 468226), (99, 425660), (110, 383094), (132, 319245), (165, 255396), (180, 234113), (198, 212830), (220, 191547), (330, 127698), (396, 106415), (495, 85132), (660, 63849), (990, 42566), (1980, 21283)]