282120520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1523}}^1$

素因数の和:1966

約数の個数: 64

約数和(自身を含む): 694578240

約数和(自身を除く): 412457720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 421, 440, 842, 1523, 1684, 2105, 3046, 3368, 4210, 4631, 6092, 7615, 8420, 9262, 12184, 15230, 16753, 16840, 18524, 23155, 30460, 33506, 37048, 46310, 60920, 67012, 83765, 92620, 134024, 167530, 185240, 335060, 641183, 670120, 1282366, 2564732, 3205915, 5129464, 6411830, 7053013, 12823660, 14106026, 25647320, 28212052, 35265065, 56424104, 70530130, 141060260, 282120520]

約数ペア:

[(1, 282120520), (2, 141060260), (4, 70530130), (5, 56424104), (8, 35265065), (10, 28212052), (11, 25647320), (20, 14106026), (22, 12823660), (40, 7053013), (44, 6411830), (55, 5129464), (88, 3205915), (110, 2564732), (220, 1282366), (421, 670120), (440, 641183), (842, 335060), (1523, 185240), (1684, 167530), (2105, 134024), (3046, 92620), (3368, 83765), (4210, 67012), (4631, 60920), (6092, 46310), (7615, 37048), (8420, 33506), (9262, 30460), (12184, 23155), (15230, 18524), (16753, 16840)]