272497316

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 653950080

約数和(自身を除く): 381452764

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 41, 52, 62, 76, 82, 91, 124, 133, 164, 182, 217, 247, 266, 287, 364, 403, 434, 494, 532, 533, 574, 589, 779, 806, 868, 961, 988, 1066, 1148, 1178, 1271, 1558, 1612, 1729, 1922, 2132, 2356, 2542, 2821, 3116, 3458, 3731, 3844, 4123, 5084, 5453, 5642, 6727, 6916, 7462, 7657, 8246, 8897, 10127, 10906, 11284, 12493, 13454, 14924, 15314, 16492, 16523, 17794, 18259, 20254, 21812, 24149, 24986, 26908, 30628, 33046, 35588, 36518, 39401, 40508, 48298, 49972, 53599, 66092, 70889, 73036, 78802, 87451, 96596, 107198, 115661, 127813, 141778, 157604, 169043, 174902, 214396, 231322, 237367, 255626, 275807, 283556, 313937, 338086, 349804, 462644, 474734, 511252, 512213, 551614, 627874, 676172, 748619, 949468, 1024426, 1103228, 1255748, 1497238, 1661569, 2048852, 2197559, 2994476, 3323138, 3585491, 4395118, 5240333, 6646276, 7170982, 8790236, 9732047, 10480666, 14341964, 19464094, 20961332, 38928188, 68124329, 136248658, 272497316]

約数ペア:

[(1, 272497316), (2, 136248658), (4, 68124329), (7, 38928188), (13, 20961332), (14, 19464094), (19, 14341964), (26, 10480666), (28, 9732047), (31, 8790236), (38, 7170982), (41, 6646276), (52, 5240333), (62, 4395118), (76, 3585491), (82, 3323138), (91, 2994476), (124, 2197559), (133, 2048852), (164, 1661569), (182, 1497238), (217, 1255748), (247, 1103228), (266, 1024426), (287, 949468), (364, 748619), (403, 676172), (434, 627874), (494, 551614), (532, 512213), (533, 511252), (574, 474734), (589, 462644), (779, 349804), (806, 338086), (868, 313937), (961, 283556), (988, 275807), (1066, 255626), (1148, 237367), (1178, 231322), (1271, 214396), (1558, 174902), (1612, 169043), (1729, 157604), (1922, 141778), (2132, 127813), (2356, 115661), (2542, 107198), (2821, 96596), (3116, 87451), (3458, 78802), (3731, 73036), (3844, 70889), (4123, 66092), (5084, 53599), (5453, 49972), (5642, 48298), (6727, 40508), (6916, 39401), (7462, 36518), (7657, 35588), (8246, 33046), (8897, 30628), (10127, 26908), (10906, 24986), (11284, 24149), (12493, 21812), (13454, 20254), (14924, 18259), (15314, 17794), (16492, 16523)]