128820996

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:506

約数の個数: 96

約数和(自身を含む): 348902400

約数和(自身を除く): 220081404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 62, 93, 108, 109, 124, 186, 218, 279, 327, 353, 372, 436, 558, 654, 706, 837, 981, 1059, 1116, 1308, 1412, 1674, 1962, 2118, 2943, 3177, 3348, 3379, 3924, 4236, 5886, 6354, 6758, 9531, 10137, 10943, 11772, 12708, 13516, 19062, 20274, 21886, 30411, 32829, 38124, 38477, 40548, 43772, 60822, 65658, 76954, 91233, 98487, 115431, 121644, 131316, 153908, 182466, 196974, 230862, 295461, 346293, 364932, 393948, 461724, 590922, 692586, 1038879, 1181844, 1192787, 1385172, 2077758, 2385574, 3578361, 4155516, 4771148, 7156722, 10735083, 14313444, 21470166, 32205249, 42940332, 64410498, 128820996]

約数ペア:

[(1, 128820996), (2, 64410498), (3, 42940332), (4, 32205249), (6, 21470166), (9, 14313444), (12, 10735083), (18, 7156722), (27, 4771148), (31, 4155516), (36, 3578361), (54, 2385574), (62, 2077758), (93, 1385172), (108, 1192787), (109, 1181844), (124, 1038879), (186, 692586), (218, 590922), (279, 461724), (327, 393948), (353, 364932), (372, 346293), (436, 295461), (558, 230862), (654, 196974), (706, 182466), (837, 153908), (981, 131316), (1059, 121644), (1116, 115431), (1308, 98487), (1412, 91233), (1674, 76954), (1962, 65658), (2118, 60822), (2943, 43772), (3177, 40548), (3348, 38477), (3379, 38124), (3924, 32829), (4236, 30411), (5886, 21886), (6354, 20274), (6758, 19062), (9531, 13516), (10137, 12708), (10943, 11772)]