305113856

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 646926000

約数和(自身を除く): 341812144

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 149, 152, 256, 298, 304, 421, 596, 608, 842, 1192, 1216, 1684, 2384, 2432, 2831, 3368, 4768, 4864, 5662, 6736, 7999, 9536, 11324, 13472, 15998, 19072, 22648, 26944, 31996, 38144, 45296, 53888, 62729, 63992, 90592, 107776, 125458, 127984, 181184, 250916, 255968, 362368, 501832, 511936, 724736, 1003664, 1023872, 1191851, 2007328, 2047744, 2383702, 4014656, 4767404, 8029312, 9534808, 16058624, 19069616, 38139232, 76278464, 152556928, 305113856]

約数ペア:

[(1, 305113856), (2, 152556928), (4, 76278464), (8, 38139232), (16, 19069616), (19, 16058624), (32, 9534808), (38, 8029312), (64, 4767404), (76, 4014656), (128, 2383702), (149, 2047744), (152, 2007328), (256, 1191851), (298, 1023872), (304, 1003664), (421, 724736), (596, 511936), (608, 501832), (842, 362368), (1192, 255968), (1216, 250916), (1684, 181184), (2384, 127984), (2432, 125458), (2831, 107776), (3368, 90592), (4768, 63992), (4864, 62729), (5662, 53888), (6736, 45296), (7999, 38144), (9536, 31996), (11324, 26944), (13472, 22648), (15998, 19072)]