179998980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{428569}}^1$

素因数の和:428588

約数の個数: 48

約数和(自身を含む): 575998080

約数和(自身を除く): 395999100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 428569, 857138, 1285707, 1714276, 2142845, 2571414, 2999983, 4285690, 5142828, 5999966, 6428535, 8571380, 8999949, 11999932, 12857070, 14999915, 17999898, 25714140, 29999830, 35999796, 44999745, 59999660, 89999490, 179998980]

約数ペア:

[(1, 179998980), (2, 89999490), (3, 59999660), (4, 44999745), (5, 35999796), (6, 29999830), (7, 25714140), (10, 17999898), (12, 14999915), (14, 12857070), (15, 11999932), (20, 8999949), (21, 8571380), (28, 6428535), (30, 5999966), (35, 5142828), (42, 4285690), (60, 2999983), (70, 2571414), (84, 2142845), (105, 1714276), (140, 1285707), (210, 857138), (420, 428569)]