197405880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{235007}}^1$

素因数の和:235028

約数の個数: 64

約数和(自身を含む): 676823040

約数和(自身を除く): 479417160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 235007, 470014, 705021, 940028, 1175035, 1410042, 1645049, 1880056, 2350070, 2820084, 3290098, 3525105, 4700140, 4935147, 5640168, 6580196, 7050210, 8225245, 9400280, 9870294, 13160392, 14100420, 16450490, 19740588, 24675735, 28200840, 32900980, 39481176, 49351470, 65801960, 98702940, 197405880]

約数ペア:

[(1, 197405880), (2, 98702940), (3, 65801960), (4, 49351470), (5, 39481176), (6, 32900980), (7, 28200840), (8, 24675735), (10, 19740588), (12, 16450490), (14, 14100420), (15, 13160392), (20, 9870294), (21, 9400280), (24, 8225245), (28, 7050210), (30, 6580196), (35, 5640168), (40, 4935147), (42, 4700140), (56, 3525105), (60, 3290098), (70, 2820084), (84, 2350070), (105, 1880056), (120, 1645049), (140, 1410042), (168, 1175035), (210, 940028), (280, 705021), (420, 470014), (840, 235007)]