127917880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4549}}^1$

素因数の和:4616

約数の個数: 64

約数和(自身を含む): 311220000

約数和(自身を除く): 183302120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 2812, 3515, 4549, 5624, 7030, 9098, 14060, 18196, 22745, 28120, 36392, 45490, 86431, 90980, 168313, 172862, 181960, 336626, 345724, 432155, 673252, 691448, 841565, 864310, 1346504, 1683130, 1728620, 3197947, 3366260, 3457240, 6395894, 6732520, 12791788, 15989735, 25583576, 31979470, 63958940, 127917880]

約数ペア:

[(1, 127917880), (2, 63958940), (4, 31979470), (5, 25583576), (8, 15989735), (10, 12791788), (19, 6732520), (20, 6395894), (37, 3457240), (38, 3366260), (40, 3197947), (74, 1728620), (76, 1683130), (95, 1346504), (148, 864310), (152, 841565), (185, 691448), (190, 673252), (296, 432155), (370, 345724), (380, 336626), (703, 181960), (740, 172862), (760, 168313), (1406, 90980), (1480, 86431), (2812, 45490), (3515, 36392), (4549, 28120), (5624, 22745), (7030, 18196), (9098, 14060)]