217996464

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20929}}^1$

素因数の和:20978

約数の個数: 80

約数和(自身を含む): 664401920

約数和(自身を除く): 446405456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 20929, 41858, 62787, 83716, 125574, 146503, 167432, 251148, 293006, 334864, 439509, 502296, 586012, 648799, 879018, 1004592, 1172024, 1297598, 1758036, 1946397, 2344048, 2595196, 3516072, 3892794, 4541593, 5190392, 7032144, 7785588, 9083186, 10380784, 13624779, 15571176, 18166372, 27249558, 31142352, 36332744, 54499116, 72665488, 108998232, 217996464]

約数ペア:

[(1, 217996464), (2, 108998232), (3, 72665488), (4, 54499116), (6, 36332744), (7, 31142352), (8, 27249558), (12, 18166372), (14, 15571176), (16, 13624779), (21, 10380784), (24, 9083186), (28, 7785588), (31, 7032144), (42, 5190392), (48, 4541593), (56, 3892794), (62, 3516072), (84, 2595196), (93, 2344048), (112, 1946397), (124, 1758036), (168, 1297598), (186, 1172024), (217, 1004592), (248, 879018), (336, 648799), (372, 586012), (434, 502296), (496, 439509), (651, 334864), (744, 293006), (868, 251148), (1302, 167432), (1488, 146503), (1736, 125574), (2604, 83716), (3472, 62787), (5208, 41858), (10416, 20929)]