78796760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{811}}^1$

素因数の和:1176

約数の個数: 64

約数和(自身を含む): 203454720

約数和(自身を除く): 124657960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 694, 811, 1388, 1622, 1735, 2429, 2776, 3244, 3470, 4055, 4858, 5677, 6488, 6940, 8110, 9716, 11354, 12145, 13880, 16220, 19432, 22708, 24290, 28385, 32440, 45416, 48580, 56770, 97160, 113540, 227080, 281417, 562834, 1125668, 1407085, 1969919, 2251336, 2814170, 3939838, 5628340, 7879676, 9849595, 11256680, 15759352, 19699190, 39398380, 78796760]

約数ペア:

[(1, 78796760), (2, 39398380), (4, 19699190), (5, 15759352), (7, 11256680), (8, 9849595), (10, 7879676), (14, 5628340), (20, 3939838), (28, 2814170), (35, 2251336), (40, 1969919), (56, 1407085), (70, 1125668), (140, 562834), (280, 281417), (347, 227080), (694, 113540), (811, 97160), (1388, 56770), (1622, 48580), (1735, 45416), (2429, 32440), (2776, 28385), (3244, 24290), (3470, 22708), (4055, 19432), (4858, 16220), (5677, 13880), (6488, 12145), (6940, 11354), (8110, 9716)]