249967320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{122533}}^1$

素因数の和:122564

約数の個数: 64

約数和(自身を含む): 794020320

約数和(自身を除く): 544053000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 122533, 245066, 367599, 490132, 612665, 735198, 980264, 1225330, 1470396, 1837995, 2083061, 2450660, 2940792, 3675990, 4166122, 4901320, 6249183, 7351980, 8332244, 10415305, 12498366, 14703960, 16664488, 20830610, 24996732, 31245915, 41661220, 49993464, 62491830, 83322440, 124983660, 249967320]

約数ペア:

[(1, 249967320), (2, 124983660), (3, 83322440), (4, 62491830), (5, 49993464), (6, 41661220), (8, 31245915), (10, 24996732), (12, 20830610), (15, 16664488), (17, 14703960), (20, 12498366), (24, 10415305), (30, 8332244), (34, 7351980), (40, 6249183), (51, 4901320), (60, 4166122), (68, 3675990), (85, 2940792), (102, 2450660), (120, 2083061), (136, 1837995), (170, 1470396), (204, 1225330), (255, 980264), (340, 735198), (408, 612665), (510, 490132), (680, 367599), (1020, 245066), (2040, 122533)]