180347336

素因数分解:

$2^3\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 379276800

約数和(自身を除く): 198929464

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 331, 338, 403, 662, 676, 806, 1324, 1352, 1612, 2197, 2648, 3224, 4303, 4394, 5239, 8606, 8788, 10261, 10478, 17212, 17576, 20522, 20956, 34424, 41044, 41912, 55939, 68107, 82088, 111878, 133393, 136214, 223756, 266786, 272428, 447512, 533572, 544856, 727207, 1067144, 1454414, 1734109, 2908828, 3468218, 5817656, 6936436, 13872872, 22543417, 45086834, 90173668, 180347336]

約数ペア:

[(1, 180347336), (2, 90173668), (4, 45086834), (8, 22543417), (13, 13872872), (26, 6936436), (31, 5817656), (52, 3468218), (62, 2908828), (104, 1734109), (124, 1454414), (169, 1067144), (248, 727207), (331, 544856), (338, 533572), (403, 447512), (662, 272428), (676, 266786), (806, 223756), (1324, 136214), (1352, 133393), (1612, 111878), (2197, 82088), (2648, 68107), (3224, 55939), (4303, 41912), (4394, 41044), (5239, 34424), (8606, 20956), (8788, 20522), (10261, 17576), (10478, 17212)]