138238624

素因数分解:

$2^5\times {\mathrm{79}}^1\times {\mathrm{149}}^1\times {\mathrm{367}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 278208000

約数和(自身を除く): 139969376

約数列:

[1, 2, 4, 8, 16, 32, 79, 149, 158, 298, 316, 367, 596, 632, 734, 1192, 1264, 1468, 2384, 2528, 2936, 4768, 5872, 11744, 11771, 23542, 28993, 47084, 54683, 57986, 94168, 109366, 115972, 188336, 218732, 231944, 376672, 437464, 463888, 874928, 927776, 1749856, 4319957, 8639914, 17279828, 34559656, 69119312, 138238624]

約数ペア:

[(1, 138238624), (2, 69119312), (4, 34559656), (8, 17279828), (16, 8639914), (32, 4319957), (79, 1749856), (149, 927776), (158, 874928), (298, 463888), (316, 437464), (367, 376672), (596, 231944), (632, 218732), (734, 188336), (1192, 115972), (1264, 109366), (1468, 94168), (2384, 57986), (2528, 54683), (2936, 47084), (4768, 28993), (5872, 23542), (11744, 11771)]