211970360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1223}}^1$

素因数の和:1860

約数の個数: 64

約数和(自身を含む): 546393600

約数和(自身を除く): 334423240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 619, 1223, 1238, 2446, 2476, 3095, 4333, 4892, 4952, 6115, 6190, 8561, 8666, 9784, 12230, 12380, 17122, 17332, 21665, 24460, 24760, 34244, 34664, 42805, 43330, 48920, 68488, 85610, 86660, 171220, 173320, 342440, 757037, 1514074, 3028148, 3785185, 5299259, 6056296, 7570370, 10598518, 15140740, 21197036, 26496295, 30281480, 42394072, 52992590, 105985180, 211970360]

約数ペア:

[(1, 211970360), (2, 105985180), (4, 52992590), (5, 42394072), (7, 30281480), (8, 26496295), (10, 21197036), (14, 15140740), (20, 10598518), (28, 7570370), (35, 6056296), (40, 5299259), (56, 3785185), (70, 3028148), (140, 1514074), (280, 757037), (619, 342440), (1223, 173320), (1238, 171220), (2446, 86660), (2476, 85610), (3095, 68488), (4333, 48920), (4892, 43330), (4952, 42805), (6115, 34664), (6190, 34244), (8561, 24760), (8666, 24460), (9784, 21665), (12230, 17332), (12380, 17122)]