2781306720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{214607}}^1$

素因数の和:214634

約数の個数: 120

約数和(自身を含む): 9815740704

約数和(自身を除く): 7034433984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 270, 288, 324, 360, 405, 432, 480, 540, 648, 720, 810, 864, 1080, 1296, 1440, 1620, 2160, 2592, 3240, 4320, 6480, 12960, 214607, 429214, 643821, 858428, 1073035, 1287642, 1716856, 1931463, 2146070, 2575284, 3219105, 3433712, 3862926, 4292140, 5150568, 5794389, 6438210, 6867424, 7725852, 8584280, 9657315, 10301136, 11588778, 12876420, 15451704, 17168560, 17383167, 19314630, 20602272, 23177556, 25752840, 28971945, 30903408, 34337120, 34766334, 38629260, 46355112, 51505680, 57943890, 61806816, 69532668, 77258520, 86915835, 92710224, 103011360, 115887780, 139065336, 154517040, 173831670, 185420448, 231775560, 278130672, 309034080, 347663340, 463551120, 556261344, 695326680, 927102240, 1390653360, 2781306720]

約数ペア:

[(1, 2781306720), (2, 1390653360), (3, 927102240), (4, 695326680), (5, 556261344), (6, 463551120), (8, 347663340), (9, 309034080), (10, 278130672), (12, 231775560), (15, 185420448), (16, 173831670), (18, 154517040), (20, 139065336), (24, 115887780), (27, 103011360), (30, 92710224), (32, 86915835), (36, 77258520), (40, 69532668), (45, 61806816), (48, 57943890), (54, 51505680), (60, 46355112), (72, 38629260), (80, 34766334), (81, 34337120), (90, 30903408), (96, 28971945), (108, 25752840), (120, 23177556), (135, 20602272), (144, 19314630), (160, 17383167), (162, 17168560), (180, 15451704), (216, 12876420), (240, 11588778), (270, 10301136), (288, 9657315), (324, 8584280), (360, 7725852), (405, 6867424), (432, 6438210), (480, 5794389), (540, 5150568), (648, 4292140), (720, 3862926), (810, 3433712), (864, 3219105), (1080, 2575284), (1296, 2146070), (1440, 1931463), (1620, 1716856), (2160, 1287642), (2592, 1073035), (3240, 858428), (4320, 643821), (6480, 429214), (12960, 214607)]