54981360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{10909}}^1$

素因数の和:10935

約数の個数: 120

約数和(自身を含む): 211043040

約数和(自身を除く): 156061680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 10909, 21818, 32727, 43636, 54545, 65454, 76363, 87272, 98181, 109090, 130908, 152726, 163635, 174544, 196362, 218180, 229089, 261816, 305452, 327270, 381815, 392724, 436360, 458178, 490905, 523632, 610904, 654540, 687267, 763630, 785448, 872720, 916356, 981810, 1145445, 1221808, 1309080, 1374534, 1527260, 1570896, 1832712, 1963620, 2290890, 2618160, 2749068, 3054520, 3436335, 3665424, 3927240, 4581780, 5498136, 6109040, 6872670, 7854480, 9163560, 10996272, 13745340, 18327120, 27490680, 54981360]

約数ペア:

[(1, 54981360), (2, 27490680), (3, 18327120), (4, 13745340), (5, 10996272), (6, 9163560), (7, 7854480), (8, 6872670), (9, 6109040), (10, 5498136), (12, 4581780), (14, 3927240), (15, 3665424), (16, 3436335), (18, 3054520), (20, 2749068), (21, 2618160), (24, 2290890), (28, 1963620), (30, 1832712), (35, 1570896), (36, 1527260), (40, 1374534), (42, 1309080), (45, 1221808), (48, 1145445), (56, 981810), (60, 916356), (63, 872720), (70, 785448), (72, 763630), (80, 687267), (84, 654540), (90, 610904), (105, 523632), (112, 490905), (120, 458178), (126, 436360), (140, 392724), (144, 381815), (168, 327270), (180, 305452), (210, 261816), (240, 229089), (252, 218180), (280, 196362), (315, 174544), (336, 163635), (360, 152726), (420, 130908), (504, 109090), (560, 98181), (630, 87272), (720, 76363), (840, 65454), (1008, 54545), (1260, 43636), (1680, 32727), (2520, 21818), (5040, 10909)]