81786768

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{5179}}^1$

素因数の和:5244

約数の個数: 80

約数和(自身を含む): 246650880

約数和(自身を除く): 164864112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 168, 188, 282, 329, 336, 376, 564, 658, 752, 987, 1128, 1316, 1974, 2256, 2632, 3948, 5179, 5264, 7896, 10358, 15537, 15792, 20716, 31074, 36253, 41432, 62148, 72506, 82864, 108759, 124296, 145012, 217518, 243413, 248592, 290024, 435036, 486826, 580048, 730239, 870072, 973652, 1460478, 1703891, 1740144, 1947304, 2920956, 3407782, 3894608, 5111673, 5841912, 6815564, 10223346, 11683824, 13631128, 20446692, 27262256, 40893384, 81786768]

約数ペア:

[(1, 81786768), (2, 40893384), (3, 27262256), (4, 20446692), (6, 13631128), (7, 11683824), (8, 10223346), (12, 6815564), (14, 5841912), (16, 5111673), (21, 3894608), (24, 3407782), (28, 2920956), (42, 1947304), (47, 1740144), (48, 1703891), (56, 1460478), (84, 973652), (94, 870072), (112, 730239), (141, 580048), (168, 486826), (188, 435036), (282, 290024), (329, 248592), (336, 243413), (376, 217518), (564, 145012), (658, 124296), (752, 108759), (987, 82864), (1128, 72506), (1316, 62148), (1974, 41432), (2256, 36253), (2632, 31074), (3948, 20716), (5179, 15792), (5264, 15537), (7896, 10358)]