170389640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 429235200

約数和(自身を除く): 258845560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 59, 62, 68, 85, 118, 124, 136, 137, 155, 170, 236, 248, 274, 295, 310, 340, 472, 527, 548, 590, 620, 680, 685, 1003, 1054, 1096, 1180, 1240, 1370, 1829, 2006, 2108, 2329, 2360, 2635, 2740, 3658, 4012, 4216, 4247, 4658, 5015, 5270, 5480, 7316, 8024, 8083, 8494, 9145, 9316, 10030, 10540, 11645, 14632, 16166, 16988, 18290, 18632, 20060, 21080, 21235, 23290, 31093, 32332, 33976, 36580, 40120, 40415, 42470, 46580, 62186, 64664, 72199, 73160, 80830, 84940, 93160, 124372, 137411, 144398, 155465, 161660, 169880, 248744, 250573, 274822, 288796, 310930, 323320, 360995, 501146, 549644, 577592, 621860, 687055, 721990, 1002292, 1099288, 1243720, 1252865, 1374110, 1443980, 2004584, 2505730, 2748220, 2887960, 4259741, 5011460, 5496440, 8519482, 10022920, 17038964, 21298705, 34077928, 42597410, 85194820, 170389640]

約数ペア:

[(1, 170389640), (2, 85194820), (4, 42597410), (5, 34077928), (8, 21298705), (10, 17038964), (17, 10022920), (20, 8519482), (31, 5496440), (34, 5011460), (40, 4259741), (59, 2887960), (62, 2748220), (68, 2505730), (85, 2004584), (118, 1443980), (124, 1374110), (136, 1252865), (137, 1243720), (155, 1099288), (170, 1002292), (236, 721990), (248, 687055), (274, 621860), (295, 577592), (310, 549644), (340, 501146), (472, 360995), (527, 323320), (548, 310930), (590, 288796), (620, 274822), (680, 250573), (685, 248744), (1003, 169880), (1054, 161660), (1096, 155465), (1180, 144398), (1240, 137411), (1370, 124372), (1829, 93160), (2006, 84940), (2108, 80830), (2329, 73160), (2360, 72199), (2635, 64664), (2740, 62186), (3658, 46580), (4012, 42470), (4216, 40415), (4247, 40120), (4658, 36580), (5015, 33976), (5270, 32332), (5480, 31093), (7316, 23290), (8024, 21235), (8083, 21080), (8494, 20060), (9145, 18632), (9316, 18290), (10030, 16988), (10540, 16166), (11645, 14632)]