231376560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{227}}^1$

素因数の和:411

約数の個数: 160

約数和(自身を含む): 749094912

約数和(自身を除く): 517718352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 137, 155, 186, 227, 240, 248, 274, 310, 372, 411, 454, 465, 496, 548, 620, 681, 685, 744, 822, 908, 930, 1096, 1135, 1240, 1362, 1370, 1488, 1644, 1816, 1860, 2055, 2192, 2270, 2480, 2724, 2740, 3288, 3405, 3632, 3720, 4110, 4247, 4540, 5448, 5480, 6576, 6810, 7037, 7440, 8220, 8494, 9080, 10896, 10960, 12741, 13620, 14074, 16440, 16988, 18160, 21111, 21235, 25482, 27240, 28148, 31099, 32880, 33976, 35185, 42222, 42470, 50964, 54480, 56296, 62198, 63705, 67952, 70370, 84444, 84940, 93297, 101928, 105555, 112592, 124396, 127410, 140740, 155495, 168888, 169880, 186594, 203856, 211110, 248792, 254820, 281480, 310990, 337776, 339760, 373188, 422220, 466485, 497584, 509640, 562960, 621980, 746376, 844440, 932970, 964069, 1019280, 1243960, 1492752, 1688880, 1865940, 1928138, 2487920, 2892207, 3731880, 3856276, 4820345, 5784414, 7463760, 7712552, 9640690, 11568828, 14461035, 15425104, 19281380, 23137656, 28922070, 38562760, 46275312, 57844140, 77125520, 115688280, 231376560]

約数ペア:

[(1, 231376560), (2, 115688280), (3, 77125520), (4, 57844140), (5, 46275312), (6, 38562760), (8, 28922070), (10, 23137656), (12, 19281380), (15, 15425104), (16, 14461035), (20, 11568828), (24, 9640690), (30, 7712552), (31, 7463760), (40, 5784414), (48, 4820345), (60, 3856276), (62, 3731880), (80, 2892207), (93, 2487920), (120, 1928138), (124, 1865940), (137, 1688880), (155, 1492752), (186, 1243960), (227, 1019280), (240, 964069), (248, 932970), (274, 844440), (310, 746376), (372, 621980), (411, 562960), (454, 509640), (465, 497584), (496, 466485), (548, 422220), (620, 373188), (681, 339760), (685, 337776), (744, 310990), (822, 281480), (908, 254820), (930, 248792), (1096, 211110), (1135, 203856), (1240, 186594), (1362, 169880), (1370, 168888), (1488, 155495), (1644, 140740), (1816, 127410), (1860, 124396), (2055, 112592), (2192, 105555), (2270, 101928), (2480, 93297), (2724, 84940), (2740, 84444), (3288, 70370), (3405, 67952), (3632, 63705), (3720, 62198), (4110, 56296), (4247, 54480), (4540, 50964), (5448, 42470), (5480, 42222), (6576, 35185), (6810, 33976), (7037, 32880), (7440, 31099), (8220, 28148), (8494, 27240), (9080, 25482), (10896, 21235), (10960, 21111), (12741, 18160), (13620, 16988), (14074, 16440)]