1259305216

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 2826802944

約数和(自身を除く): 1567497728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 83, 94, 97, 104, 128, 166, 188, 194, 208, 256, 332, 376, 388, 416, 611, 664, 752, 776, 832, 1079, 1222, 1261, 1328, 1504, 1552, 1664, 2158, 2444, 2522, 2656, 3008, 3104, 3328, 3901, 4316, 4559, 4888, 5044, 5312, 6016, 6208, 7802, 8051, 8632, 9118, 9776, 10088, 10624, 12032, 12416, 15604, 16102, 17264, 18236, 19552, 20176, 21248, 24832, 31208, 32204, 34528, 36472, 39104, 40352, 50713, 59267, 62416, 64408, 69056, 72944, 78208, 80704, 101426, 104663, 118534, 124832, 128816, 138112, 145888, 156416, 161408, 202852, 209326, 237068, 249664, 257632, 276224, 291776, 322816, 378397, 405704, 418652, 474136, 499328, 515264, 583552, 756794, 811408, 837304, 948272, 998656, 1030528, 1167104, 1513588, 1622816, 1674608, 1896544, 2061056, 3027176, 3245632, 3349216, 3793088, 4919161, 6054352, 6491264, 6698432, 7586176, 9838322, 12108704, 12982528, 13396864, 15172352, 19676644, 24217408, 26793728, 39353288, 48434816, 78706576, 96869632, 157413152, 314826304, 629652608, 1259305216]

約数ペア:

[(1, 1259305216), (2, 629652608), (4, 314826304), (8, 157413152), (13, 96869632), (16, 78706576), (26, 48434816), (32, 39353288), (47, 26793728), (52, 24217408), (64, 19676644), (83, 15172352), (94, 13396864), (97, 12982528), (104, 12108704), (128, 9838322), (166, 7586176), (188, 6698432), (194, 6491264), (208, 6054352), (256, 4919161), (332, 3793088), (376, 3349216), (388, 3245632), (416, 3027176), (611, 2061056), (664, 1896544), (752, 1674608), (776, 1622816), (832, 1513588), (1079, 1167104), (1222, 1030528), (1261, 998656), (1328, 948272), (1504, 837304), (1552, 811408), (1664, 756794), (2158, 583552), (2444, 515264), (2522, 499328), (2656, 474136), (3008, 418652), (3104, 405704), (3328, 378397), (3901, 322816), (4316, 291776), (4559, 276224), (4888, 257632), (5044, 249664), (5312, 237068), (6016, 209326), (6208, 202852), (7802, 161408), (8051, 156416), (8632, 145888), (9118, 138112), (9776, 128816), (10088, 124832), (10624, 118534), (12032, 104663), (12416, 101426), (15604, 80704), (16102, 78208), (17264, 72944), (18236, 69056), (19552, 64408), (20176, 62416), (21248, 59267), (24832, 50713), (31208, 40352), (32204, 39104), (34528, 36472)]