247938376

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1\times {\mathrm{269}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 541728000

約数和(自身を除く): 293789624

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 151, 218, 269, 302, 436, 538, 604, 763, 872, 1057, 1076, 1208, 1526, 1883, 2114, 2152, 3052, 3766, 4228, 6104, 7532, 8456, 15064, 16459, 29321, 32918, 40619, 58642, 65836, 81238, 115213, 117284, 131672, 162476, 205247, 230426, 234568, 284333, 324952, 410494, 460852, 568666, 820988, 921704, 1137332, 1641976, 2274664, 4427471, 8854942, 17709884, 30992297, 35419768, 61984594, 123969188, 247938376]

約数ペア:

[(1, 247938376), (2, 123969188), (4, 61984594), (7, 35419768), (8, 30992297), (14, 17709884), (28, 8854942), (56, 4427471), (109, 2274664), (151, 1641976), (218, 1137332), (269, 921704), (302, 820988), (436, 568666), (538, 460852), (604, 410494), (763, 324952), (872, 284333), (1057, 234568), (1076, 230426), (1208, 205247), (1526, 162476), (1883, 131672), (2114, 117284), (2152, 115213), (3052, 81238), (3766, 65836), (4228, 58642), (6104, 40619), (7532, 32918), (8456, 29321), (15064, 16459)]