27731880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 101088000

約数和(自身を除く): 73356120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 47, 55, 60, 66, 72, 88, 90, 94, 99, 110, 120, 132, 141, 149, 165, 180, 188, 198, 220, 235, 264, 282, 298, 330, 360, 376, 396, 423, 440, 447, 470, 495, 517, 564, 596, 660, 705, 745, 792, 846, 894, 940, 990, 1034, 1128, 1192, 1320, 1341, 1410, 1490, 1551, 1639, 1692, 1788, 1880, 1980, 2068, 2115, 2235, 2585, 2682, 2820, 2980, 3102, 3278, 3384, 3576, 3960, 4136, 4230, 4470, 4653, 4917, 5170, 5364, 5640, 5960, 6204, 6556, 6705, 7003, 7755, 8195, 8460, 8940, 9306, 9834, 10340, 10728, 12408, 13112, 13410, 14006, 14751, 15510, 16390, 16920, 17880, 18612, 19668, 20680, 21009, 23265, 24585, 26820, 28012, 29502, 31020, 32780, 35015, 37224, 39336, 42018, 46530, 49170, 53640, 56024, 59004, 62040, 63027, 65560, 70030, 73755, 77033, 84036, 93060, 98340, 105045, 118008, 126054, 140060, 147510, 154066, 168072, 186120, 196680, 210090, 231099, 252108, 280120, 295020, 308132, 315135, 385165, 420180, 462198, 504216, 590040, 616264, 630270, 693297, 770330, 840360, 924396, 1155495, 1260540, 1386594, 1540660, 1848792, 2310990, 2521080, 2773188, 3081320, 3466485, 4621980, 5546376, 6932970, 9243960, 13865940, 27731880]

約数ペア:

[(1, 27731880), (2, 13865940), (3, 9243960), (4, 6932970), (5, 5546376), (6, 4621980), (8, 3466485), (9, 3081320), (10, 2773188), (11, 2521080), (12, 2310990), (15, 1848792), (18, 1540660), (20, 1386594), (22, 1260540), (24, 1155495), (30, 924396), (33, 840360), (36, 770330), (40, 693297), (44, 630270), (45, 616264), (47, 590040), (55, 504216), (60, 462198), (66, 420180), (72, 385165), (88, 315135), (90, 308132), (94, 295020), (99, 280120), (110, 252108), (120, 231099), (132, 210090), (141, 196680), (149, 186120), (165, 168072), (180, 154066), (188, 147510), (198, 140060), (220, 126054), (235, 118008), (264, 105045), (282, 98340), (298, 93060), (330, 84036), (360, 77033), (376, 73755), (396, 70030), (423, 65560), (440, 63027), (447, 62040), (470, 59004), (495, 56024), (517, 53640), (564, 49170), (596, 46530), (660, 42018), (705, 39336), (745, 37224), (792, 35015), (846, 32780), (894, 31020), (940, 29502), (990, 28012), (1034, 26820), (1128, 24585), (1192, 23265), (1320, 21009), (1341, 20680), (1410, 19668), (1490, 18612), (1551, 17880), (1639, 16920), (1692, 16390), (1788, 15510), (1880, 14751), (1980, 14006), (2068, 13410), (2115, 13112), (2235, 12408), (2585, 10728), (2682, 10340), (2820, 9834), (2980, 9306), (3102, 8940), (3278, 8460), (3384, 8195), (3576, 7755), (3960, 7003), (4136, 6705), (4230, 6556), (4470, 6204), (4653, 5960), (4917, 5640), (5170, 5364)]