128683548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{691}}^1\times {\mathrm{739}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 372794240

約数和(自身を除く): 244110692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 691, 739, 1382, 1478, 2073, 2217, 2764, 2956, 4146, 4434, 4837, 5173, 6219, 6651, 8292, 8868, 9674, 10346, 12438, 13302, 14511, 15519, 19348, 20692, 24876, 26604, 29022, 31038, 43533, 46557, 58044, 62076, 87066, 93114, 174132, 186228, 510649, 1021298, 1531947, 2042596, 3063894, 3574543, 4595841, 6127788, 7149086, 9191682, 10723629, 14298172, 18383364, 21447258, 32170887, 42894516, 64341774, 128683548]

約数ペア:

[(1, 128683548), (2, 64341774), (3, 42894516), (4, 32170887), (6, 21447258), (7, 18383364), (9, 14298172), (12, 10723629), (14, 9191682), (18, 7149086), (21, 6127788), (28, 4595841), (36, 3574543), (42, 3063894), (63, 2042596), (84, 1531947), (126, 1021298), (252, 510649), (691, 186228), (739, 174132), (1382, 93114), (1478, 87066), (2073, 62076), (2217, 58044), (2764, 46557), (2956, 43533), (4146, 31038), (4434, 29022), (4837, 26604), (5173, 24876), (6219, 20692), (6651, 19348), (8292, 15519), (8868, 14511), (9674, 13302), (10346, 12438)]