281586864

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1451}}^1$

素因数の和:1786

約数の個数: 80

約数和(自身を含む): 786449664

約数和(自身を除く): 504862800

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 311, 312, 622, 624, 933, 1244, 1451, 1866, 2488, 2902, 3732, 4043, 4353, 4976, 5804, 7464, 8086, 8706, 11608, 12129, 14928, 16172, 17412, 18863, 23216, 24258, 32344, 34824, 37726, 48516, 56589, 64688, 69648, 75452, 97032, 113178, 150904, 194064, 226356, 301808, 451261, 452712, 902522, 905424, 1353783, 1805044, 2707566, 3610088, 5415132, 5866393, 7220176, 10830264, 11732786, 17599179, 21660528, 23465572, 35198358, 46931144, 70396716, 93862288, 140793432, 281586864]

約数ペア:

[(1, 281586864), (2, 140793432), (3, 93862288), (4, 70396716), (6, 46931144), (8, 35198358), (12, 23465572), (13, 21660528), (16, 17599179), (24, 11732786), (26, 10830264), (39, 7220176), (48, 5866393), (52, 5415132), (78, 3610088), (104, 2707566), (156, 1805044), (208, 1353783), (311, 905424), (312, 902522), (622, 452712), (624, 451261), (933, 301808), (1244, 226356), (1451, 194064), (1866, 150904), (2488, 113178), (2902, 97032), (3732, 75452), (4043, 69648), (4353, 64688), (4976, 56589), (5804, 48516), (7464, 37726), (8086, 34824), (8706, 32344), (11608, 24258), (12129, 23216), (14928, 18863), (16172, 17412)]