305756046

素因数分解:

$2^1\times 3^4\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:455

約数の個数: 80

約数和(自身を含む): 705672000

約数和(自身を除く): 399915954

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 81, 106, 149, 159, 162, 239, 298, 318, 447, 477, 478, 717, 894, 954, 1341, 1431, 1434, 2151, 2682, 2862, 4023, 4293, 4302, 6453, 7897, 8046, 8586, 12069, 12667, 12906, 15794, 19359, 23691, 24138, 25334, 35611, 38001, 38718, 47382, 71073, 71222, 76002, 106833, 114003, 142146, 213219, 213666, 228006, 320499, 342009, 426438, 639657, 640998, 684018, 961497, 1026027, 1279314, 1887383, 1922994, 2052054, 2884491, 3774766, 5662149, 5768982, 11324298, 16986447, 33972894, 50959341, 101918682, 152878023, 305756046]

約数ペア:

[(1, 305756046), (2, 152878023), (3, 101918682), (6, 50959341), (9, 33972894), (18, 16986447), (27, 11324298), (53, 5768982), (54, 5662149), (81, 3774766), (106, 2884491), (149, 2052054), (159, 1922994), (162, 1887383), (239, 1279314), (298, 1026027), (318, 961497), (447, 684018), (477, 640998), (478, 639657), (717, 426438), (894, 342009), (954, 320499), (1341, 228006), (1431, 213666), (1434, 213219), (2151, 142146), (2682, 114003), (2862, 106833), (4023, 76002), (4293, 71222), (4302, 71073), (6453, 47382), (7897, 38718), (8046, 38001), (8586, 35611), (12069, 25334), (12667, 24138), (12906, 23691), (15794, 19359)]