156961019548

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{683}}^1\times {\mathrm{2609}}^1$

素因数の和:3395

約数の個数: 72

約数和(自身を含む): 295196574960

約数和(自身を除く): 138235555412

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 361, 683, 722, 1159, 1366, 1444, 2318, 2609, 2732, 4636, 5218, 10436, 12977, 22021, 25954, 41663, 44042, 49571, 51908, 83326, 88084, 99142, 159149, 166652, 198284, 246563, 318298, 493126, 636596, 791597, 941849, 986252, 1583194, 1781947, 1883698, 3023831, 3166388, 3563894, 3767396, 6047662, 7127788, 12095324, 15040343, 30080686, 33856993, 57452789, 60161372, 67713986, 108698767, 114905578, 135427972, 217397534, 229811156, 434795068, 643282867, 1286565734, 2065276573, 2573131468, 4130553146, 8261106292, 39240254887, 78480509774, 156961019548]

約数ペア:

[(1, 156961019548), (2, 78480509774), (4, 39240254887), (19, 8261106292), (38, 4130553146), (61, 2573131468), (76, 2065276573), (122, 1286565734), (244, 643282867), (361, 434795068), (683, 229811156), (722, 217397534), (1159, 135427972), (1366, 114905578), (1444, 108698767), (2318, 67713986), (2609, 60161372), (2732, 57452789), (4636, 33856993), (5218, 30080686), (10436, 15040343), (12977, 12095324), (22021, 7127788), (25954, 6047662), (41663, 3767396), (44042, 3563894), (49571, 3166388), (51908, 3023831), (83326, 1883698), (88084, 1781947), (99142, 1583194), (159149, 986252), (166652, 941849), (198284, 791597), (246563, 636596), (318298, 493126)]