139450276

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 298771200

約数和(自身を除く): 159320924

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 59, 62, 98, 118, 124, 196, 217, 236, 389, 413, 434, 778, 826, 868, 1519, 1556, 1652, 1829, 2723, 2891, 3038, 3658, 5446, 5782, 6076, 7316, 10892, 11564, 12059, 12803, 19061, 22951, 24118, 25606, 38122, 45902, 48236, 51212, 76244, 84413, 89621, 91804, 160657, 168826, 179242, 321314, 337652, 358484, 590891, 642628, 711481, 1124599, 1181782, 1422962, 2249198, 2363564, 2845924, 4498396, 4980367, 9960734, 19921468, 34862569, 69725138, 139450276]

約数ペア:

[(1, 139450276), (2, 69725138), (4, 34862569), (7, 19921468), (14, 9960734), (28, 4980367), (31, 4498396), (49, 2845924), (59, 2363564), (62, 2249198), (98, 1422962), (118, 1181782), (124, 1124599), (196, 711481), (217, 642628), (236, 590891), (389, 358484), (413, 337652), (434, 321314), (778, 179242), (826, 168826), (868, 160657), (1519, 91804), (1556, 89621), (1652, 84413), (1829, 76244), (2723, 51212), (2891, 48236), (3038, 45902), (3658, 38122), (5446, 25606), (5782, 24118), (6076, 22951), (7316, 19061), (10892, 12803), (11564, 12059)]