127306240

素因数分解:

$2^9\times 5^1\times {\mathrm{223}}^2$

素因数の和:469

約数の個数: 60

約数和(自身を含む): 306611514

約数和(自身を除く): 179305274

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 223, 256, 320, 446, 512, 640, 892, 1115, 1280, 1784, 2230, 2560, 3568, 4460, 7136, 8920, 14272, 17840, 28544, 35680, 49729, 57088, 71360, 99458, 114176, 142720, 198916, 248645, 285440, 397832, 497290, 570880, 795664, 994580, 1591328, 1989160, 3182656, 3978320, 6365312, 7956640, 12730624, 15913280, 25461248, 31826560, 63653120, 127306240]

約数ペア:

[(1, 127306240), (2, 63653120), (4, 31826560), (5, 25461248), (8, 15913280), (10, 12730624), (16, 7956640), (20, 6365312), (32, 3978320), (40, 3182656), (64, 1989160), (80, 1591328), (128, 994580), (160, 795664), (223, 570880), (256, 497290), (320, 397832), (446, 285440), (512, 248645), (640, 198916), (892, 142720), (1115, 114176), (1280, 99458), (1784, 71360), (2230, 57088), (2560, 49729), (3568, 35680), (4460, 28544), (7136, 17840), (8920, 14272)]