157593520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{811}}^1$

素因数の和:1178

約数の個数: 80

約数和(自身を含む): 420473088

約数和(自身を除く): 262879568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 811, 1388, 1622, 1735, 2429, 2776, 3244, 3470, 4055, 4858, 5552, 5677, 6488, 6940, 8110, 9716, 11354, 12145, 12976, 13880, 16220, 19432, 22708, 24290, 27760, 28385, 32440, 38864, 45416, 48580, 56770, 64880, 90832, 97160, 113540, 194320, 227080, 281417, 454160, 562834, 1125668, 1407085, 1969919, 2251336, 2814170, 3939838, 4502672, 5628340, 7879676, 9849595, 11256680, 15759352, 19699190, 22513360, 31518704, 39398380, 78796760, 157593520]

約数ペア:

[(1, 157593520), (2, 78796760), (4, 39398380), (5, 31518704), (7, 22513360), (8, 19699190), (10, 15759352), (14, 11256680), (16, 9849595), (20, 7879676), (28, 5628340), (35, 4502672), (40, 3939838), (56, 2814170), (70, 2251336), (80, 1969919), (112, 1407085), (140, 1125668), (280, 562834), (347, 454160), (560, 281417), (694, 227080), (811, 194320), (1388, 113540), (1622, 97160), (1735, 90832), (2429, 64880), (2776, 56770), (3244, 48580), (3470, 45416), (4055, 38864), (4858, 32440), (5552, 28385), (5677, 27760), (6488, 24290), (6940, 22708), (8110, 19432), (9716, 16220), (11354, 13880), (12145, 12976)]