207978560

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:548

約数の個数: 112

約数和(自身を含む): 529132800

約数和(自身を除く): 321154240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 152, 158, 160, 190, 304, 316, 320, 380, 395, 433, 608, 632, 760, 790, 866, 1216, 1264, 1501, 1520, 1580, 1732, 2165, 2528, 3002, 3040, 3160, 3464, 4330, 5056, 6004, 6080, 6320, 6928, 7505, 8227, 8660, 12008, 12640, 13856, 15010, 16454, 17320, 24016, 25280, 27712, 30020, 32908, 34207, 34640, 41135, 48032, 60040, 65816, 68414, 69280, 82270, 96064, 120080, 131632, 136828, 138560, 164540, 171035, 240160, 263264, 273656, 329080, 342070, 480320, 526528, 547312, 649933, 658160, 684140, 1094624, 1299866, 1316320, 1368280, 2189248, 2599732, 2632640, 2736560, 3249665, 5199464, 5473120, 6499330, 10398928, 10946240, 12998660, 20797856, 25997320, 41595712, 51994640, 103989280, 207978560]

約数ペア:

[(1, 207978560), (2, 103989280), (4, 51994640), (5, 41595712), (8, 25997320), (10, 20797856), (16, 12998660), (19, 10946240), (20, 10398928), (32, 6499330), (38, 5473120), (40, 5199464), (64, 3249665), (76, 2736560), (79, 2632640), (80, 2599732), (95, 2189248), (152, 1368280), (158, 1316320), (160, 1299866), (190, 1094624), (304, 684140), (316, 658160), (320, 649933), (380, 547312), (395, 526528), (433, 480320), (608, 342070), (632, 329080), (760, 273656), (790, 263264), (866, 240160), (1216, 171035), (1264, 164540), (1501, 138560), (1520, 136828), (1580, 131632), (1732, 120080), (2165, 96064), (2528, 82270), (3002, 69280), (3040, 68414), (3160, 65816), (3464, 60040), (4330, 48032), (5056, 41135), (6004, 34640), (6080, 34207), (6320, 32908), (6928, 30020), (7505, 27712), (8227, 25280), (8660, 24016), (12008, 17320), (12640, 16454), (13856, 15010)]