1985310990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:615

約数の個数: 192

約数和(自身を含む): 5796790272

約数和(自身を除く): 3811479282

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 31, 39, 45, 62, 65, 78, 90, 93, 117, 127, 130, 155, 186, 195, 234, 254, 279, 310, 381, 390, 403, 431, 465, 558, 585, 635, 762, 806, 862, 930, 1143, 1170, 1209, 1270, 1293, 1395, 1651, 1905, 2015, 2155, 2286, 2418, 2586, 2790, 3302, 3627, 3810, 3879, 3937, 4030, 4310, 4953, 5603, 5715, 6045, 6465, 7254, 7758, 7874, 8255, 9906, 11206, 11430, 11811, 12090, 12930, 13361, 14859, 16510, 16809, 18135, 19395, 19685, 23622, 24765, 26722, 28015, 29718, 33618, 35433, 36270, 38790, 39370, 40083, 49530, 50427, 51181, 54737, 56030, 59055, 66805, 70866, 74295, 80166, 84045, 100854, 102362, 109474, 118110, 120249, 133610, 148590, 153543, 164211, 168090, 173693, 177165, 200415, 240498, 252135, 255905, 273685, 307086, 328422, 347386, 354330, 400830, 460629, 492633, 504270, 511810, 521079, 547370, 601245, 711581, 767715, 821055, 868465, 921258, 985266, 1042158, 1202490, 1423162, 1535430, 1563237, 1642110, 1696847, 1736930, 2134743, 2303145, 2463165, 2605395, 3126474, 3393694, 3557905, 4269486, 4606290, 4926330, 5090541, 5210790, 6404229, 7115810, 7816185, 8484235, 10181082, 10673715, 12808458, 15271623, 15632370, 16968470, 21347430, 22059011, 25452705, 30543246, 32021145, 44118022, 50905410, 64042290, 66177033, 76358115, 110295055, 132354066, 152716230, 198531099, 220590110, 330885165, 397062198, 661770330, 992655495, 1985310990]

約数ペア:

[(1, 1985310990), (2, 992655495), (3, 661770330), (5, 397062198), (6, 330885165), (9, 220590110), (10, 198531099), (13, 152716230), (15, 132354066), (18, 110295055), (26, 76358115), (30, 66177033), (31, 64042290), (39, 50905410), (45, 44118022), (62, 32021145), (65, 30543246), (78, 25452705), (90, 22059011), (93, 21347430), (117, 16968470), (127, 15632370), (130, 15271623), (155, 12808458), (186, 10673715), (195, 10181082), (234, 8484235), (254, 7816185), (279, 7115810), (310, 6404229), (381, 5210790), (390, 5090541), (403, 4926330), (431, 4606290), (465, 4269486), (558, 3557905), (585, 3393694), (635, 3126474), (762, 2605395), (806, 2463165), (862, 2303145), (930, 2134743), (1143, 1736930), (1170, 1696847), (1209, 1642110), (1270, 1563237), (1293, 1535430), (1395, 1423162), (1651, 1202490), (1905, 1042158), (2015, 985266), (2155, 921258), (2286, 868465), (2418, 821055), (2586, 767715), (2790, 711581), (3302, 601245), (3627, 547370), (3810, 521079), (3879, 511810), (3937, 504270), (4030, 492633), (4310, 460629), (4953, 400830), (5603, 354330), (5715, 347386), (6045, 328422), (6465, 307086), (7254, 273685), (7758, 255905), (7874, 252135), (8255, 240498), (9906, 200415), (11206, 177165), (11430, 173693), (11811, 168090), (12090, 164211), (12930, 153543), (13361, 148590), (14859, 133610), (16510, 120249), (16809, 118110), (18135, 109474), (19395, 102362), (19685, 100854), (23622, 84045), (24765, 80166), (26722, 74295), (28015, 70866), (29718, 66805), (33618, 59055), (35433, 56030), (36270, 54737), (38790, 51181), (39370, 50427), (40083, 49530)]