26581180140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1\times {\mathrm{3331}}^1$

素因数の和:4420

約数の個数: 144

約数和(自身を含む): 82609502976

約数和(自身を除く): 56028322836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1031, 1290, 1548, 1935, 2062, 2580, 3093, 3331, 3870, 4124, 5155, 6186, 6662, 7740, 9279, 9993, 10310, 12372, 13324, 15465, 16655, 18558, 19986, 20620, 29979, 30930, 33310, 37116, 39972, 44333, 46395, 49965, 59958, 61860, 66620, 88666, 92790, 99930, 119916, 132999, 143233, 149895, 177332, 185580, 199860, 221665, 265998, 286466, 299790, 398997, 429699, 443330, 531996, 572932, 599580, 664995, 716165, 797994, 859398, 886660, 1289097, 1329990, 1432330, 1595988, 1718796, 1994985, 2148495, 2578194, 2659980, 2864660, 3434261, 3989970, 4296990, 5156388, 6445485, 6868522, 7979940, 8593980, 10302783, 12890970, 13737044, 17171305, 20605566, 25781940, 30908349, 34342610, 41211132, 51513915, 61816698, 68685220, 103027830, 123633396, 147673223, 154541745, 206055660, 295346446, 309083490, 443019669, 590692892, 618166980, 738366115, 886039338, 1329059007, 1476732230, 1772078676, 2215098345, 2658118014, 2953464460, 4430196690, 5316236028, 6645295035, 8860393380, 13290590070, 26581180140]

約数ペア:

[(1, 26581180140), (2, 13290590070), (3, 8860393380), (4, 6645295035), (5, 5316236028), (6, 4430196690), (9, 2953464460), (10, 2658118014), (12, 2215098345), (15, 1772078676), (18, 1476732230), (20, 1329059007), (30, 886039338), (36, 738366115), (43, 618166980), (45, 590692892), (60, 443019669), (86, 309083490), (90, 295346446), (129, 206055660), (172, 154541745), (180, 147673223), (215, 123633396), (258, 103027830), (387, 68685220), (430, 61816698), (516, 51513915), (645, 41211132), (774, 34342610), (860, 30908349), (1031, 25781940), (1290, 20605566), (1548, 17171305), (1935, 13737044), (2062, 12890970), (2580, 10302783), (3093, 8593980), (3331, 7979940), (3870, 6868522), (4124, 6445485), (5155, 5156388), (6186, 4296990), (6662, 3989970), (7740, 3434261), (9279, 2864660), (9993, 2659980), (10310, 2578194), (12372, 2148495), (13324, 1994985), (15465, 1718796), (16655, 1595988), (18558, 1432330), (19986, 1329990), (20620, 1289097), (29979, 886660), (30930, 859398), (33310, 797994), (37116, 716165), (39972, 664995), (44333, 599580), (46395, 572932), (49965, 531996), (59958, 443330), (61860, 429699), (66620, 398997), (88666, 299790), (92790, 286466), (99930, 265998), (119916, 221665), (132999, 199860), (143233, 185580), (149895, 177332)]