256489376

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2437}}^1$

素因数の和:2494

約数の個数: 96

約数和(自身を含む): 619291008

約数和(自身を除く): 362801632

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 32, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 352, 368, 416, 506, 572, 598, 736, 1012, 1144, 1196, 2024, 2288, 2392, 2437, 3289, 4048, 4576, 4784, 4874, 6578, 8096, 9568, 9748, 13156, 19496, 26312, 26807, 31681, 38992, 52624, 53614, 56051, 63362, 77984, 105248, 107228, 112102, 126724, 214456, 224204, 253448, 348491, 428912, 448408, 506896, 616561, 696982, 728663, 857824, 896816, 1013792, 1233122, 1393964, 1457326, 1793632, 2466244, 2787928, 2914652, 4932488, 5575856, 5829304, 8015293, 9864976, 11151712, 11658608, 16030586, 19729952, 23317216, 32061172, 64122344, 128244688, 256489376]

約数ペア:

[(1, 256489376), (2, 128244688), (4, 64122344), (8, 32061172), (11, 23317216), (13, 19729952), (16, 16030586), (22, 11658608), (23, 11151712), (26, 9864976), (32, 8015293), (44, 5829304), (46, 5575856), (52, 4932488), (88, 2914652), (92, 2787928), (104, 2466244), (143, 1793632), (176, 1457326), (184, 1393964), (208, 1233122), (253, 1013792), (286, 896816), (299, 857824), (352, 728663), (368, 696982), (416, 616561), (506, 506896), (572, 448408), (598, 428912), (736, 348491), (1012, 253448), (1144, 224204), (1196, 214456), (2024, 126724), (2288, 112102), (2392, 107228), (2437, 105248), (3289, 77984), (4048, 63362), (4576, 56051), (4784, 53614), (4874, 52624), (6578, 38992), (8096, 31681), (9568, 26807), (9748, 26312), (13156, 19496)]