77887728

素因数分解:

$2^4\times 3^2\times {\mathrm{61}}^1\times {\mathrm{8867}}^1$

素因数の和:8942

約数の個数: 60

約数和(自身を含む): 221575848

約数和(自身を除く): 143688120

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 61, 72, 122, 144, 183, 244, 366, 488, 549, 732, 976, 1098, 1464, 2196, 2928, 4392, 8784, 8867, 17734, 26601, 35468, 53202, 70936, 79803, 106404, 141872, 159606, 212808, 319212, 425616, 540887, 638424, 1081774, 1276848, 1622661, 2163548, 3245322, 4327096, 4867983, 6490644, 8654192, 9735966, 12981288, 19471932, 25962576, 38943864, 77887728]

約数ペア:

[(1, 77887728), (2, 38943864), (3, 25962576), (4, 19471932), (6, 12981288), (8, 9735966), (9, 8654192), (12, 6490644), (16, 4867983), (18, 4327096), (24, 3245322), (36, 2163548), (48, 1622661), (61, 1276848), (72, 1081774), (122, 638424), (144, 540887), (183, 425616), (244, 319212), (366, 212808), (488, 159606), (549, 141872), (732, 106404), (976, 79803), (1098, 70936), (1464, 53202), (2196, 35468), (2928, 26601), (4392, 17734), (8784, 8867)]