231723760

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{419}}^1$

素因数の和:686

約数の個数: 80

約数和(自身を含む): 559964160

約数和(自身を除く): 328240400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 223, 248, 310, 419, 446, 496, 620, 838, 892, 1115, 1240, 1676, 1784, 2095, 2230, 2480, 3352, 3568, 4190, 4460, 6704, 6913, 8380, 8920, 12989, 13826, 16760, 17840, 25978, 27652, 33520, 34565, 51956, 55304, 64945, 69130, 93437, 103912, 110608, 129890, 138260, 186874, 207824, 259780, 276520, 373748, 467185, 519560, 553040, 747496, 934370, 1039120, 1494992, 1868740, 2896547, 3737480, 5793094, 7474960, 11586188, 14482735, 23172376, 28965470, 46344752, 57930940, 115861880, 231723760]

約数ペア:

[(1, 231723760), (2, 115861880), (4, 57930940), (5, 46344752), (8, 28965470), (10, 23172376), (16, 14482735), (20, 11586188), (31, 7474960), (40, 5793094), (62, 3737480), (80, 2896547), (124, 1868740), (155, 1494992), (223, 1039120), (248, 934370), (310, 747496), (419, 553040), (446, 519560), (496, 467185), (620, 373748), (838, 276520), (892, 259780), (1115, 207824), (1240, 186874), (1676, 138260), (1784, 129890), (2095, 110608), (2230, 103912), (2480, 93437), (3352, 69130), (3568, 64945), (4190, 55304), (4460, 51956), (6704, 34565), (6913, 33520), (8380, 27652), (8920, 25978), (12989, 17840), (13826, 16760)]