80523120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:263

約数の個数: 160

約数和(自身を含む): 262840320

約数和(自身を除く): 182317200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 79, 80, 93, 120, 124, 137, 155, 158, 186, 237, 240, 248, 274, 310, 316, 372, 395, 411, 465, 474, 496, 548, 620, 632, 685, 744, 790, 822, 930, 948, 1096, 1185, 1240, 1264, 1370, 1488, 1580, 1644, 1860, 1896, 2055, 2192, 2370, 2449, 2480, 2740, 3160, 3288, 3720, 3792, 4110, 4247, 4740, 4898, 5480, 6320, 6576, 7347, 7440, 8220, 8494, 9480, 9796, 10823, 10960, 12245, 12741, 14694, 16440, 16988, 18960, 19592, 21235, 21646, 24490, 25482, 29388, 32469, 32880, 33976, 36735, 39184, 42470, 43292, 48980, 50964, 54115, 58776, 63705, 64938, 67952, 73470, 84940, 86584, 97960, 101928, 108230, 117552, 127410, 129876, 146940, 162345, 169880, 173168, 195920, 203856, 216460, 254820, 259752, 293880, 324690, 335513, 339760, 432920, 509640, 519504, 587760, 649380, 671026, 865840, 1006539, 1019280, 1298760, 1342052, 1677565, 2013078, 2597520, 2684104, 3355130, 4026156, 5032695, 5368208, 6710260, 8052312, 10065390, 13420520, 16104624, 20130780, 26841040, 40261560, 80523120]

約数ペア:

[(1, 80523120), (2, 40261560), (3, 26841040), (4, 20130780), (5, 16104624), (6, 13420520), (8, 10065390), (10, 8052312), (12, 6710260), (15, 5368208), (16, 5032695), (20, 4026156), (24, 3355130), (30, 2684104), (31, 2597520), (40, 2013078), (48, 1677565), (60, 1342052), (62, 1298760), (79, 1019280), (80, 1006539), (93, 865840), (120, 671026), (124, 649380), (137, 587760), (155, 519504), (158, 509640), (186, 432920), (237, 339760), (240, 335513), (248, 324690), (274, 293880), (310, 259752), (316, 254820), (372, 216460), (395, 203856), (411, 195920), (465, 173168), (474, 169880), (496, 162345), (548, 146940), (620, 129876), (632, 127410), (685, 117552), (744, 108230), (790, 101928), (822, 97960), (930, 86584), (948, 84940), (1096, 73470), (1185, 67952), (1240, 64938), (1264, 63705), (1370, 58776), (1488, 54115), (1580, 50964), (1644, 48980), (1860, 43292), (1896, 42470), (2055, 39184), (2192, 36735), (2370, 33976), (2449, 32880), (2480, 32469), (2740, 29388), (3160, 25482), (3288, 24490), (3720, 21646), (3792, 21235), (4110, 19592), (4247, 18960), (4740, 16988), (4898, 16440), (5480, 14694), (6320, 12741), (6576, 12245), (7347, 10960), (7440, 10823), (8220, 9796), (8494, 9480)]