249047220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{719}}^1$

素因数の和:1005

約数の個数: 96

約数和(自身を含む): 731566080

約数和(自身を除く): 482518860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 251, 276, 345, 460, 502, 690, 719, 753, 1004, 1255, 1380, 1438, 1506, 2157, 2510, 2876, 3012, 3595, 3765, 4314, 5020, 5773, 7190, 7530, 8628, 10785, 11546, 14380, 15060, 16537, 17319, 21570, 23092, 28865, 33074, 34638, 43140, 49611, 57730, 66148, 69276, 82685, 86595, 99222, 115460, 165370, 173190, 180469, 198444, 248055, 330740, 346380, 360938, 496110, 541407, 721876, 902345, 992220, 1082814, 1804690, 2165628, 2707035, 3609380, 4150787, 5414070, 8301574, 10828140, 12452361, 16603148, 20753935, 24904722, 41507870, 49809444, 62261805, 83015740, 124523610, 249047220]

約数ペア:

[(1, 249047220), (2, 124523610), (3, 83015740), (4, 62261805), (5, 49809444), (6, 41507870), (10, 24904722), (12, 20753935), (15, 16603148), (20, 12452361), (23, 10828140), (30, 8301574), (46, 5414070), (60, 4150787), (69, 3609380), (92, 2707035), (115, 2165628), (138, 1804690), (230, 1082814), (251, 992220), (276, 902345), (345, 721876), (460, 541407), (502, 496110), (690, 360938), (719, 346380), (753, 330740), (1004, 248055), (1255, 198444), (1380, 180469), (1438, 173190), (1506, 165370), (2157, 115460), (2510, 99222), (2876, 86595), (3012, 82685), (3595, 69276), (3765, 66148), (4314, 57730), (5020, 49611), (5773, 43140), (7190, 34638), (7530, 33074), (8628, 28865), (10785, 23092), (11546, 21570), (14380, 17319), (15060, 16537)]