51555480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13859}}^1$

素因数の和:13904

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 108111720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 13859, 27718, 41577, 55436, 69295, 83154, 110872, 138590, 166308, 207885, 277180, 332616, 415770, 429629, 554360, 831540, 859258, 1288887, 1663080, 1718516, 2148145, 2577774, 3437032, 4296290, 5155548, 6444435, 8592580, 10311096, 12888870, 17185160, 25777740, 51555480]

約数ペア:

[(1, 51555480), (2, 25777740), (3, 17185160), (4, 12888870), (5, 10311096), (6, 8592580), (8, 6444435), (10, 5155548), (12, 4296290), (15, 3437032), (20, 2577774), (24, 2148145), (30, 1718516), (31, 1663080), (40, 1288887), (60, 859258), (62, 831540), (93, 554360), (120, 429629), (124, 415770), (155, 332616), (186, 277180), (248, 207885), (310, 166308), (372, 138590), (465, 110872), (620, 83154), (744, 69295), (930, 55436), (1240, 41577), (1860, 27718), (3720, 13859)]