266947304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 558185040

約数和(自身を除く): 291237736

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 173, 296, 346, 401, 481, 692, 802, 962, 1384, 1604, 1924, 2249, 3208, 3848, 4498, 5213, 6401, 8996, 10426, 12802, 14837, 17992, 20852, 25604, 29674, 41704, 51208, 59348, 69373, 83213, 118696, 138746, 166426, 192881, 277492, 332852, 385762, 554984, 665704, 771524, 901849, 1543048, 1803698, 2566801, 3607396, 5133602, 7214792, 10267204, 20534408, 33368413, 66736826, 133473652, 266947304]

約数ペア:

[(1, 266947304), (2, 133473652), (4, 66736826), (8, 33368413), (13, 20534408), (26, 10267204), (37, 7214792), (52, 5133602), (74, 3607396), (104, 2566801), (148, 1803698), (173, 1543048), (296, 901849), (346, 771524), (401, 665704), (481, 554984), (692, 385762), (802, 332852), (962, 277492), (1384, 192881), (1604, 166426), (1924, 138746), (2249, 118696), (3208, 83213), (3848, 69373), (4498, 59348), (5213, 51208), (6401, 41704), (8996, 29674), (10426, 25604), (12802, 20852), (14837, 17992)]