865949910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5641}}^1$

素因数の和:5718

約数の個数: 128

約数和(自身を含む): 2573835264

約数和(自身を除く): 1707885354

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 43, 51, 70, 85, 86, 102, 105, 119, 129, 170, 210, 215, 238, 255, 258, 301, 357, 430, 510, 595, 602, 645, 714, 731, 903, 1190, 1290, 1462, 1505, 1785, 1806, 2193, 3010, 3570, 3655, 4386, 4515, 5117, 5641, 7310, 9030, 10234, 10965, 11282, 15351, 16923, 21930, 25585, 28205, 30702, 33846, 39487, 51170, 56410, 76755, 78974, 84615, 95897, 118461, 153510, 169230, 191794, 197435, 236922, 242563, 287691, 394870, 479485, 485126, 575382, 592305, 671279, 727689, 958970, 1184610, 1212815, 1342558, 1438455, 1455378, 1697941, 2013837, 2425630, 2876910, 3356395, 3395882, 3638445, 4027674, 4123571, 5093823, 6712790, 7276890, 8247142, 8489705, 10069185, 10187646, 12370713, 16979410, 20138370, 20617855, 24741426, 25469115, 28864997, 41235710, 50938230, 57729994, 61853565, 86594991, 123707130, 144324985, 173189982, 288649970, 432974955, 865949910]

約数ペア:

[(1, 865949910), (2, 432974955), (3, 288649970), (5, 173189982), (6, 144324985), (7, 123707130), (10, 86594991), (14, 61853565), (15, 57729994), (17, 50938230), (21, 41235710), (30, 28864997), (34, 25469115), (35, 24741426), (42, 20617855), (43, 20138370), (51, 16979410), (70, 12370713), (85, 10187646), (86, 10069185), (102, 8489705), (105, 8247142), (119, 7276890), (129, 6712790), (170, 5093823), (210, 4123571), (215, 4027674), (238, 3638445), (255, 3395882), (258, 3356395), (301, 2876910), (357, 2425630), (430, 2013837), (510, 1697941), (595, 1455378), (602, 1438455), (645, 1342558), (714, 1212815), (731, 1184610), (903, 958970), (1190, 727689), (1290, 671279), (1462, 592305), (1505, 575382), (1785, 485126), (1806, 479485), (2193, 394870), (3010, 287691), (3570, 242563), (3655, 236922), (4386, 197435), (4515, 191794), (5117, 169230), (5641, 153510), (7310, 118461), (9030, 95897), (10234, 84615), (10965, 78974), (11282, 76755), (15351, 56410), (16923, 51170), (21930, 39487), (25585, 33846), (28205, 30702)]