247231572

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 720986112

約数和(自身を除く): 473754540

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 31, 38, 42, 57, 62, 76, 84, 93, 114, 124, 133, 186, 217, 228, 263, 266, 361, 372, 399, 434, 526, 532, 589, 651, 722, 789, 798, 868, 1052, 1083, 1178, 1302, 1444, 1578, 1596, 1767, 1841, 2166, 2356, 2527, 2604, 3156, 3534, 3682, 4123, 4332, 4997, 5054, 5523, 7068, 7364, 7581, 8153, 8246, 9994, 10108, 11046, 11191, 12369, 14991, 15162, 16306, 16492, 19988, 22092, 22382, 24459, 24738, 29982, 30324, 32612, 33573, 34979, 44764, 48918, 49476, 57071, 59964, 67146, 69958, 78337, 94943, 97836, 104937, 114142, 134292, 139916, 154907, 156674, 171213, 189886, 209874, 228284, 235011, 284829, 309814, 313348, 342426, 379772, 419748, 464721, 470022, 569658, 619628, 664601, 684852, 929442, 940044, 1084349, 1139316, 1329202, 1858884, 1993803, 2168698, 2658404, 2943233, 3253047, 3987606, 4337396, 5886466, 6506094, 7975212, 8829699, 11772932, 13012188, 17659398, 20602631, 35318796, 41205262, 61807893, 82410524, 123615786, 247231572]

約数ペア:

[(1, 247231572), (2, 123615786), (3, 82410524), (4, 61807893), (6, 41205262), (7, 35318796), (12, 20602631), (14, 17659398), (19, 13012188), (21, 11772932), (28, 8829699), (31, 7975212), (38, 6506094), (42, 5886466), (57, 4337396), (62, 3987606), (76, 3253047), (84, 2943233), (93, 2658404), (114, 2168698), (124, 1993803), (133, 1858884), (186, 1329202), (217, 1139316), (228, 1084349), (263, 940044), (266, 929442), (361, 684852), (372, 664601), (399, 619628), (434, 569658), (526, 470022), (532, 464721), (589, 419748), (651, 379772), (722, 342426), (789, 313348), (798, 309814), (868, 284829), (1052, 235011), (1083, 228284), (1178, 209874), (1302, 189886), (1444, 171213), (1578, 156674), (1596, 154907), (1767, 139916), (1841, 134292), (2166, 114142), (2356, 104937), (2527, 97836), (2604, 94943), (3156, 78337), (3534, 69958), (3682, 67146), (4123, 59964), (4332, 57071), (4997, 49476), (5054, 48918), (5523, 44764), (7068, 34979), (7364, 33573), (7581, 32612), (8153, 30324), (8246, 29982), (9994, 24738), (10108, 24459), (11046, 22382), (11191, 22092), (12369, 19988), (14991, 16492), (15162, 16306)]