156745781680

素因数分解:

$2^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1433}}^1\times {\mathrm{3343}}^1$

素因数の和:5198

約数の個数: 80

約数和(自身を含む): 365689272960

約数和(自身を除く): 208943491280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 409, 818, 1433, 1636, 2045, 2866, 3272, 3343, 4090, 5732, 6544, 6686, 7165, 8180, 11464, 13372, 14330, 16360, 16715, 22928, 26744, 28660, 32720, 33430, 53488, 57320, 66860, 114640, 133720, 267440, 586097, 1172194, 1367287, 2344388, 2734574, 2930485, 4688776, 4790519, 5469148, 5860970, 6836435, 9377552, 9581038, 10938296, 11721940, 13672870, 19162076, 21876592, 23443880, 23952595, 27345740, 38324152, 46887760, 47905190, 54691480, 76648304, 95810380, 109382960, 191620760, 383241520, 1959322271, 3918644542, 7837289084, 9796611355, 15674578168, 19593222710, 31349156336, 39186445420, 78372890840, 156745781680]

約数ペア:

[(1, 156745781680), (2, 78372890840), (4, 39186445420), (5, 31349156336), (8, 19593222710), (10, 15674578168), (16, 9796611355), (20, 7837289084), (40, 3918644542), (80, 1959322271), (409, 383241520), (818, 191620760), (1433, 109382960), (1636, 95810380), (2045, 76648304), (2866, 54691480), (3272, 47905190), (3343, 46887760), (4090, 38324152), (5732, 27345740), (6544, 23952595), (6686, 23443880), (7165, 21876592), (8180, 19162076), (11464, 13672870), (13372, 11721940), (14330, 10938296), (16360, 9581038), (16715, 9377552), (22928, 6836435), (26744, 5860970), (28660, 5469148), (32720, 4790519), (33430, 4688776), (53488, 2930485), (57320, 2734574), (66860, 2344388), (114640, 1367287), (133720, 1172194), (267440, 586097)]