309557196

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1196

約数の個数: 144

約数和(自身を含む): 916464640

約数和(自身を除く): 606907444

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 31, 36, 38, 39, 52, 57, 62, 76, 78, 93, 114, 117, 124, 156, 171, 186, 228, 234, 247, 279, 342, 372, 403, 468, 494, 558, 589, 684, 741, 806, 988, 1116, 1123, 1178, 1209, 1482, 1612, 1767, 2223, 2246, 2356, 2418, 2964, 3369, 3534, 3627, 4446, 4492, 4836, 5301, 6738, 7068, 7254, 7657, 8892, 10107, 10602, 13476, 14508, 14599, 15314, 20214, 21204, 21337, 22971, 29198, 30628, 34813, 40428, 42674, 43797, 45942, 58396, 64011, 68913, 69626, 85348, 87594, 91884, 104439, 128022, 131391, 137826, 139252, 175188, 192033, 208878, 256044, 262782, 275652, 277381, 313317, 384066, 417756, 452569, 525564, 554762, 626634, 661447, 768132, 832143, 905138, 1109524, 1253268, 1322894, 1357707, 1664286, 1810276, 1984341, 2496429, 2645788, 2715414, 3328572, 3968682, 4073121, 4992858, 5430828, 5953023, 7937364, 8146242, 8598811, 9985716, 11906046, 16292484, 17197622, 23812092, 25796433, 34395244, 51592866, 77389299, 103185732, 154778598, 309557196]

約数ペア:

[(1, 309557196), (2, 154778598), (3, 103185732), (4, 77389299), (6, 51592866), (9, 34395244), (12, 25796433), (13, 23812092), (18, 17197622), (19, 16292484), (26, 11906046), (31, 9985716), (36, 8598811), (38, 8146242), (39, 7937364), (52, 5953023), (57, 5430828), (62, 4992858), (76, 4073121), (78, 3968682), (93, 3328572), (114, 2715414), (117, 2645788), (124, 2496429), (156, 1984341), (171, 1810276), (186, 1664286), (228, 1357707), (234, 1322894), (247, 1253268), (279, 1109524), (342, 905138), (372, 832143), (403, 768132), (468, 661447), (494, 626634), (558, 554762), (589, 525564), (684, 452569), (741, 417756), (806, 384066), (988, 313317), (1116, 277381), (1123, 275652), (1178, 262782), (1209, 256044), (1482, 208878), (1612, 192033), (1767, 175188), (2223, 139252), (2246, 137826), (2356, 131391), (2418, 128022), (2964, 104439), (3369, 91884), (3534, 87594), (3627, 85348), (4446, 69626), (4492, 68913), (4836, 64011), (5301, 58396), (6738, 45942), (7068, 43797), (7254, 42674), (7657, 40428), (8892, 34813), (10107, 30628), (10602, 29198), (13476, 22971), (14508, 21337), (14599, 21204), (15314, 20214)]