861387120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{108761}}^1$

素因数の和:108791

約数の個数: 120

約数和(自身を含む): 3155838192

約数和(自身を除く): 2294451072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 108761, 217522, 326283, 435044, 543805, 652566, 870088, 978849, 1087610, 1196371, 1305132, 1631415, 1740176, 1957698, 2175220, 2392742, 2610264, 3262830, 3589113, 3915396, 4350440, 4785484, 4894245, 5220528, 5981855, 6525660, 7178226, 7830792, 8700880, 9570968, 9788490, 10767339, 11963710, 13051320, 14356452, 15661584, 17945565, 19141936, 19576980, 21534678, 23927420, 26102640, 28712904, 35891130, 39153960, 43069356, 47854840, 53836695, 57425808, 71782260, 78307920, 86138712, 95709680, 107673390, 143564520, 172277424, 215346780, 287129040, 430693560, 861387120]

約数ペア:

[(1, 861387120), (2, 430693560), (3, 287129040), (4, 215346780), (5, 172277424), (6, 143564520), (8, 107673390), (9, 95709680), (10, 86138712), (11, 78307920), (12, 71782260), (15, 57425808), (16, 53836695), (18, 47854840), (20, 43069356), (22, 39153960), (24, 35891130), (30, 28712904), (33, 26102640), (36, 23927420), (40, 21534678), (44, 19576980), (45, 19141936), (48, 17945565), (55, 15661584), (60, 14356452), (66, 13051320), (72, 11963710), (80, 10767339), (88, 9788490), (90, 9570968), (99, 8700880), (110, 7830792), (120, 7178226), (132, 6525660), (144, 5981855), (165, 5220528), (176, 4894245), (180, 4785484), (198, 4350440), (220, 3915396), (240, 3589113), (264, 3262830), (330, 2610264), (360, 2392742), (396, 2175220), (440, 1957698), (495, 1740176), (528, 1631415), (660, 1305132), (720, 1196371), (792, 1087610), (880, 978849), (990, 870088), (1320, 652566), (1584, 543805), (1980, 435044), (2640, 326283), (3960, 217522), (7920, 108761)]