240237064

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:670

約数の個数: 64

約数和(自身を含む): 505440000

約数和(自身を除く): 265202936

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 239, 323, 389, 478, 646, 778, 956, 1292, 1556, 1912, 2584, 3112, 4063, 4541, 6613, 7391, 8126, 9082, 13226, 14782, 16252, 18164, 26452, 29564, 32504, 36328, 52904, 59128, 77197, 92971, 125647, 154394, 185942, 251294, 308788, 371884, 502588, 617576, 743768, 1005176, 1580507, 1766449, 3161014, 3532898, 6322028, 7065796, 12644056, 14131592, 30029633, 60059266, 120118532, 240237064]

約数ペア:

[(1, 240237064), (2, 120118532), (4, 60059266), (8, 30029633), (17, 14131592), (19, 12644056), (34, 7065796), (38, 6322028), (68, 3532898), (76, 3161014), (136, 1766449), (152, 1580507), (239, 1005176), (323, 743768), (389, 617576), (478, 502588), (646, 371884), (778, 308788), (956, 251294), (1292, 185942), (1556, 154394), (1912, 125647), (2584, 92971), (3112, 77197), (4063, 59128), (4541, 52904), (6613, 36328), (7391, 32504), (8126, 29564), (9082, 26452), (13226, 18164), (14782, 16252)]