162870280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 400377600

約数和(自身を除く): 237507320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 223, 248, 310, 380, 446, 589, 620, 760, 892, 961, 1115, 1178, 1240, 1784, 1922, 2230, 2356, 2945, 3844, 4237, 4460, 4712, 4805, 5890, 6913, 7688, 8474, 8920, 9610, 11780, 13826, 16948, 18259, 19220, 21185, 23560, 27652, 33896, 34565, 36518, 38440, 42370, 55304, 69130, 73036, 84740, 91295, 131347, 138260, 146072, 169480, 182590, 214303, 262694, 276520, 365180, 428606, 525388, 656735, 730360, 857212, 1050776, 1071515, 1313470, 1714424, 2143030, 2626940, 4071757, 4286060, 5253880, 8143514, 8572120, 16287028, 20358785, 32574056, 40717570, 81435140, 162870280]

約数ペア:

[(1, 162870280), (2, 81435140), (4, 40717570), (5, 32574056), (8, 20358785), (10, 16287028), (19, 8572120), (20, 8143514), (31, 5253880), (38, 4286060), (40, 4071757), (62, 2626940), (76, 2143030), (95, 1714424), (124, 1313470), (152, 1071515), (155, 1050776), (190, 857212), (223, 730360), (248, 656735), (310, 525388), (380, 428606), (446, 365180), (589, 276520), (620, 262694), (760, 214303), (892, 182590), (961, 169480), (1115, 146072), (1178, 138260), (1240, 131347), (1784, 91295), (1922, 84740), (2230, 73036), (2356, 69130), (2945, 55304), (3844, 42370), (4237, 38440), (4460, 36518), (4712, 34565), (4805, 33896), (5890, 27652), (6913, 23560), (7688, 21185), (8474, 19220), (8920, 18259), (9610, 16948), (11780, 13826)]