15888120320

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1811}}^1$

素因数の和:2006

約数の個数: 160

約数和(自身を含む): 40039401600

約数和(自身を除く): 24151281280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 149, 160, 184, 230, 256, 298, 320, 368, 460, 512, 596, 640, 736, 745, 920, 1192, 1280, 1472, 1490, 1811, 1840, 2384, 2560, 2944, 2980, 3427, 3622, 3680, 4768, 5888, 5960, 6854, 7244, 7360, 9055, 9536, 11776, 11920, 13708, 14488, 14720, 17135, 18110, 19072, 23840, 27416, 28976, 29440, 34270, 36220, 38144, 41653, 47680, 54832, 57952, 58880, 68540, 72440, 76288, 83306, 95360, 109664, 115904, 137080, 144880, 166612, 190720, 208265, 219328, 231808, 269839, 274160, 289760, 333224, 381440, 416530, 438656, 463616, 539678, 548320, 579520, 666448, 833060, 877312, 927232, 1079356, 1096640, 1159040, 1332896, 1349195, 1666120, 1754624, 2158712, 2193280, 2318080, 2665792, 2698390, 3332240, 4317424, 4386560, 4636160, 5331584, 5396780, 6206297, 6664480, 8634848, 8773120, 10663168, 10793560, 12412594, 13328960, 17269696, 21326336, 21587120, 24825188, 26657920, 31031485, 34539392, 43174240, 49650376, 53315840, 62062970, 69078784, 86348480, 99300752, 106631680, 124125940, 138157568, 172696960, 198601504, 248251880, 345393920, 397203008, 496503760, 690787840, 794406016, 993007520, 1588812032, 1986015040, 3177624064, 3972030080, 7944060160, 15888120320]

約数ペア:

[(1, 15888120320), (2, 7944060160), (4, 3972030080), (5, 3177624064), (8, 1986015040), (10, 1588812032), (16, 993007520), (20, 794406016), (23, 690787840), (32, 496503760), (40, 397203008), (46, 345393920), (64, 248251880), (80, 198601504), (92, 172696960), (115, 138157568), (128, 124125940), (149, 106631680), (160, 99300752), (184, 86348480), (230, 69078784), (256, 62062970), (298, 53315840), (320, 49650376), (368, 43174240), (460, 34539392), (512, 31031485), (596, 26657920), (640, 24825188), (736, 21587120), (745, 21326336), (920, 17269696), (1192, 13328960), (1280, 12412594), (1472, 10793560), (1490, 10663168), (1811, 8773120), (1840, 8634848), (2384, 6664480), (2560, 6206297), (2944, 5396780), (2980, 5331584), (3427, 4636160), (3622, 4386560), (3680, 4317424), (4768, 3332240), (5888, 2698390), (5960, 2665792), (6854, 2318080), (7244, 2193280), (7360, 2158712), (9055, 1754624), (9536, 1666120), (11776, 1349195), (11920, 1332896), (13708, 1159040), (14488, 1096640), (14720, 1079356), (17135, 927232), (18110, 877312), (19072, 833060), (23840, 666448), (27416, 579520), (28976, 548320), (29440, 539678), (34270, 463616), (36220, 438656), (38144, 416530), (41653, 381440), (47680, 333224), (54832, 289760), (57952, 274160), (58880, 269839), (68540, 231808), (72440, 219328), (76288, 208265), (83306, 190720), (95360, 166612), (109664, 144880), (115904, 137080)]