278911584

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{138349}}^1$

素因数の和:138372

約数の個数: 72

約数和(自身を含む): 906469200

約数和(自身を除く): 627557616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 138349, 276698, 415047, 553396, 830094, 968443, 1106792, 1245141, 1660188, 1936886, 2213584, 2490282, 2905329, 3320376, 3873772, 4427168, 4980564, 5810658, 6640752, 7747544, 8715987, 9961128, 11621316, 13281504, 15495088, 17431974, 19922256, 23242632, 30990176, 34863948, 39844512, 46485264, 69727896, 92970528, 139455792, 278911584]

約数ペア:

[(1, 278911584), (2, 139455792), (3, 92970528), (4, 69727896), (6, 46485264), (7, 39844512), (8, 34863948), (9, 30990176), (12, 23242632), (14, 19922256), (16, 17431974), (18, 15495088), (21, 13281504), (24, 11621316), (28, 9961128), (32, 8715987), (36, 7747544), (42, 6640752), (48, 5810658), (56, 4980564), (63, 4427168), (72, 3873772), (84, 3320376), (96, 2905329), (112, 2490282), (126, 2213584), (144, 1936886), (168, 1660188), (224, 1245141), (252, 1106792), (288, 968443), (336, 830094), (504, 553396), (672, 415047), (1008, 276698), (2016, 138349)]