149809280

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2963}}^1$

素因数の和:3061

約数の個数: 64

約数和(自身を含む): 362793600

約数和(自身を除く): 212984320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2528, 2963, 3160, 5056, 5926, 6320, 10112, 11852, 12640, 14815, 23704, 25280, 29630, 47408, 50560, 59260, 94816, 118520, 189632, 234077, 237040, 379264, 468154, 474080, 936308, 948160, 1170385, 1872616, 1896320, 2340770, 3745232, 4681540, 7490464, 9363080, 14980928, 18726160, 29961856, 37452320, 74904640, 149809280]

約数ペア:

[(1, 149809280), (2, 74904640), (4, 37452320), (5, 29961856), (8, 18726160), (10, 14980928), (16, 9363080), (20, 7490464), (32, 4681540), (40, 3745232), (64, 2340770), (79, 1896320), (80, 1872616), (128, 1170385), (158, 948160), (160, 936308), (316, 474080), (320, 468154), (395, 379264), (632, 237040), (640, 234077), (790, 189632), (1264, 118520), (1580, 94816), (2528, 59260), (2963, 50560), (3160, 47408), (5056, 29630), (5926, 25280), (6320, 23704), (10112, 14815), (11852, 12640)]