30138878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 60162048

約数和(自身を除く): 30023170

約数列:

[1, 2, 7, 11, 14, 22, 23, 46, 67, 77, 127, 134, 154, 161, 253, 254, 322, 469, 506, 737, 889, 938, 1397, 1474, 1541, 1771, 1778, 2794, 2921, 3082, 3542, 5159, 5842, 8509, 9779, 10318, 10787, 16951, 17018, 19558, 20447, 21574, 32131, 33902, 40894, 59563, 64262, 93599, 118657, 119126, 187198, 195707, 224917, 237314, 391414, 449834, 655193, 1310386, 1369949, 2152777, 2739898, 4305554, 15069439, 30138878]

約数ペア:

[(1, 30138878), (2, 15069439), (7, 4305554), (11, 2739898), (14, 2152777), (22, 1369949), (23, 1310386), (46, 655193), (67, 449834), (77, 391414), (127, 237314), (134, 224917), (154, 195707), (161, 187198), (253, 119126), (254, 118657), (322, 93599), (469, 64262), (506, 59563), (737, 40894), (889, 33902), (938, 32131), (1397, 21574), (1474, 20447), (1541, 19558), (1771, 17018), (1778, 16951), (2794, 10787), (2921, 10318), (3082, 9779), (3542, 8509), (5159, 5842)]