280141290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21767}}^1$

素因数の和:21804

約数の個数: 96

約数和(自身を含む): 855743616

約数和(自身を除く): 575602326

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 13, 15, 18, 22, 26, 30, 33, 39, 45, 55, 65, 66, 78, 90, 99, 110, 117, 130, 143, 165, 195, 198, 234, 286, 330, 390, 429, 495, 585, 715, 858, 990, 1170, 1287, 1430, 2145, 2574, 4290, 6435, 12870, 21767, 43534, 65301, 108835, 130602, 195903, 217670, 239437, 282971, 326505, 391806, 478874, 565942, 653010, 718311, 848913, 979515, 1197185, 1414855, 1436622, 1697826, 1959030, 2154933, 2394370, 2546739, 2829710, 3112681, 3591555, 4244565, 4309866, 5093478, 6225362, 7183110, 8489130, 9338043, 10774665, 12733695, 15563405, 18676086, 21549330, 25467390, 28014129, 31126810, 46690215, 56028258, 93380430, 140070645, 280141290]

約数ペア:

[(1, 280141290), (2, 140070645), (3, 93380430), (5, 56028258), (6, 46690215), (9, 31126810), (10, 28014129), (11, 25467390), (13, 21549330), (15, 18676086), (18, 15563405), (22, 12733695), (26, 10774665), (30, 9338043), (33, 8489130), (39, 7183110), (45, 6225362), (55, 5093478), (65, 4309866), (66, 4244565), (78, 3591555), (90, 3112681), (99, 2829710), (110, 2546739), (117, 2394370), (130, 2154933), (143, 1959030), (165, 1697826), (195, 1436622), (198, 1414855), (234, 1197185), (286, 979515), (330, 848913), (390, 718311), (429, 653010), (495, 565942), (585, 478874), (715, 391806), (858, 326505), (990, 282971), (1170, 239437), (1287, 217670), (1430, 195903), (2145, 130602), (2574, 108835), (4290, 65301), (6435, 43534), (12870, 21767)]