1338886656

素因数分解:

$2^9\times 3^2\times {\mathrm{290557}}^1$

素因数の和:290581

約数の個数: 60

約数和(自身を含む): 3864130842

約数和(自身を除く): 2525244186

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 512, 576, 768, 1152, 1536, 2304, 4608, 290557, 581114, 871671, 1162228, 1743342, 2324456, 2615013, 3486684, 4648912, 5230026, 6973368, 9297824, 10460052, 13946736, 18595648, 20920104, 27893472, 37191296, 41840208, 55786944, 74382592, 83680416, 111573888, 148765184, 167360832, 223147776, 334721664, 446295552, 669443328, 1338886656]

約数ペア:

[(1, 1338886656), (2, 669443328), (3, 446295552), (4, 334721664), (6, 223147776), (8, 167360832), (9, 148765184), (12, 111573888), (16, 83680416), (18, 74382592), (24, 55786944), (32, 41840208), (36, 37191296), (48, 27893472), (64, 20920104), (72, 18595648), (96, 13946736), (128, 10460052), (144, 9297824), (192, 6973368), (256, 5230026), (288, 4648912), (384, 3486684), (512, 2615013), (576, 2324456), (768, 1743342), (1152, 1162228), (1536, 871671), (2304, 581114), (4608, 290557)]