71215480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{1523}}^1$

素因数の和:1708

約数の個数: 64

約数和(自身を含む): 184343040

約数和(自身を除く): 113127560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 835, 1169, 1336, 1523, 1670, 2338, 3046, 3340, 4676, 5845, 6092, 6680, 7615, 9352, 10661, 11690, 12184, 15230, 21322, 23380, 30460, 42644, 46760, 53305, 60920, 85288, 106610, 213220, 254341, 426440, 508682, 1017364, 1271705, 1780387, 2034728, 2543410, 3560774, 5086820, 7121548, 8901935, 10173640, 14243096, 17803870, 35607740, 71215480]

約数ペア:

[(1, 71215480), (2, 35607740), (4, 17803870), (5, 14243096), (7, 10173640), (8, 8901935), (10, 7121548), (14, 5086820), (20, 3560774), (28, 2543410), (35, 2034728), (40, 1780387), (56, 1271705), (70, 1017364), (140, 508682), (167, 426440), (280, 254341), (334, 213220), (668, 106610), (835, 85288), (1169, 60920), (1336, 53305), (1523, 46760), (1670, 42644), (2338, 30460), (3046, 23380), (3340, 21322), (4676, 15230), (5845, 12184), (6092, 11690), (6680, 10661), (7615, 9352)]