139376580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47407}}^1$

素因数の和:47433

約数の個数: 72

約数和(自身を含む): 453979008

約数和(自身を除く): 314602428

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 47407, 94814, 142221, 189628, 237035, 284442, 331849, 474070, 568884, 663698, 711105, 948140, 995547, 1327396, 1422210, 1659245, 1991094, 2322943, 2844420, 3318490, 3982188, 4645886, 4977735, 6636980, 6968829, 9291772, 9955470, 11614715, 13937658, 19910940, 23229430, 27875316, 34844145, 46458860, 69688290, 139376580]

約数ペア:

[(1, 139376580), (2, 69688290), (3, 46458860), (4, 34844145), (5, 27875316), (6, 23229430), (7, 19910940), (10, 13937658), (12, 11614715), (14, 9955470), (15, 9291772), (20, 6968829), (21, 6636980), (28, 4977735), (30, 4645886), (35, 3982188), (42, 3318490), (49, 2844420), (60, 2322943), (70, 1991094), (84, 1659245), (98, 1422210), (105, 1327396), (140, 995547), (147, 948140), (196, 711105), (210, 663698), (245, 568884), (294, 474070), (420, 331849), (490, 284442), (588, 237035), (735, 189628), (980, 142221), (1470, 94814), (2940, 47407)]