199886748

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{79}}^2\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 503353872

約数和(自身を除く): 303467124

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 79, 102, 157, 158, 204, 237, 314, 316, 471, 474, 628, 942, 948, 1343, 1884, 2669, 2686, 4029, 5338, 5372, 6241, 8007, 8058, 10676, 12403, 12482, 16014, 16116, 18723, 24806, 24964, 32028, 37209, 37446, 49612, 74418, 74892, 106097, 148836, 210851, 212194, 318291, 421702, 424388, 632553, 636582, 843404, 979837, 1265106, 1273164, 1959674, 2530212, 2939511, 3919348, 5879022, 11758044, 16657229, 33314458, 49971687, 66628916, 99943374, 199886748]

約数ペア:

[(1, 199886748), (2, 99943374), (3, 66628916), (4, 49971687), (6, 33314458), (12, 16657229), (17, 11758044), (34, 5879022), (51, 3919348), (68, 2939511), (79, 2530212), (102, 1959674), (157, 1273164), (158, 1265106), (204, 979837), (237, 843404), (314, 636582), (316, 632553), (471, 424388), (474, 421702), (628, 318291), (942, 212194), (948, 210851), (1343, 148836), (1884, 106097), (2669, 74892), (2686, 74418), (4029, 49612), (5338, 37446), (5372, 37209), (6241, 32028), (8007, 24964), (8058, 24806), (10676, 18723), (12403, 16116), (12482, 16014)]