264942320

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{293}}^1$

素因数の和:522

約数の個数: 80

約数和(自身を含む): 629959680

約数和(自身を除く): 365017360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 127, 178, 254, 293, 356, 445, 508, 586, 635, 712, 890, 1016, 1172, 1270, 1424, 1465, 1780, 2032, 2344, 2540, 2930, 3560, 4688, 5080, 5860, 7120, 10160, 11303, 11720, 22606, 23440, 26077, 37211, 45212, 52154, 56515, 74422, 90424, 104308, 113030, 130385, 148844, 180848, 186055, 208616, 226060, 260770, 297688, 372110, 417232, 452120, 521540, 595376, 744220, 904240, 1043080, 1488440, 2086160, 2976880, 3311779, 6623558, 13247116, 16558895, 26494232, 33117790, 52988464, 66235580, 132471160, 264942320]

約数ペア:

[(1, 264942320), (2, 132471160), (4, 66235580), (5, 52988464), (8, 33117790), (10, 26494232), (16, 16558895), (20, 13247116), (40, 6623558), (80, 3311779), (89, 2976880), (127, 2086160), (178, 1488440), (254, 1043080), (293, 904240), (356, 744220), (445, 595376), (508, 521540), (586, 452120), (635, 417232), (712, 372110), (890, 297688), (1016, 260770), (1172, 226060), (1270, 208616), (1424, 186055), (1465, 180848), (1780, 148844), (2032, 130385), (2344, 113030), (2540, 104308), (2930, 90424), (3560, 74422), (4688, 56515), (5080, 52154), (5860, 45212), (7120, 37211), (10160, 26077), (11303, 23440), (11720, 22606)]