21786389520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{682531}}^1$

素因数の和:682573

約数の個数: 160

約数和(自身を含む): 81248609280

約数和(自身を除く): 59462219760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 140, 152, 168, 190, 210, 228, 240, 266, 280, 285, 304, 336, 380, 399, 420, 456, 532, 560, 570, 665, 760, 798, 840, 912, 1064, 1140, 1330, 1520, 1596, 1680, 1995, 2128, 2280, 2660, 3192, 3990, 4560, 5320, 6384, 7980, 10640, 15960, 31920, 682531, 1365062, 2047593, 2730124, 3412655, 4095186, 4777717, 5460248, 6825310, 8190372, 9555434, 10237965, 10920496, 12968089, 13650620, 14333151, 16380744, 19110868, 20475930, 23888585, 25936178, 27301240, 28666302, 32761488, 38221736, 38904267, 40951860, 47777170, 51872356, 54602480, 57332604, 64840445, 71665755, 76443472, 77808534, 81903720, 90776623, 95554340, 103744712, 114665208, 129680890, 143331510, 155617068, 163807440, 181553246, 191108680, 194521335, 207489424, 229330416, 259361780, 272329869, 286663020, 311234136, 363106492, 382217360, 389042670, 453883115, 518723560, 544659738, 573326040, 622468272, 726212984, 778085340, 907766230, 1037447120, 1089319476, 1146652080, 1361649345, 1452425968, 1556170680, 1815532460, 2178638952, 2723298690, 3112341360, 3631064920, 4357277904, 5446597380, 7262129840, 10893194760, 21786389520]

約数ペア:

[(1, 21786389520), (2, 10893194760), (3, 7262129840), (4, 5446597380), (5, 4357277904), (6, 3631064920), (7, 3112341360), (8, 2723298690), (10, 2178638952), (12, 1815532460), (14, 1556170680), (15, 1452425968), (16, 1361649345), (19, 1146652080), (20, 1089319476), (21, 1037447120), (24, 907766230), (28, 778085340), (30, 726212984), (35, 622468272), (38, 573326040), (40, 544659738), (42, 518723560), (48, 453883115), (56, 389042670), (57, 382217360), (60, 363106492), (70, 311234136), (76, 286663020), (80, 272329869), (84, 259361780), (95, 229330416), (105, 207489424), (112, 194521335), (114, 191108680), (120, 181553246), (133, 163807440), (140, 155617068), (152, 143331510), (168, 129680890), (190, 114665208), (210, 103744712), (228, 95554340), (240, 90776623), (266, 81903720), (280, 77808534), (285, 76443472), (304, 71665755), (336, 64840445), (380, 57332604), (399, 54602480), (420, 51872356), (456, 47777170), (532, 40951860), (560, 38904267), (570, 38221736), (665, 32761488), (760, 28666302), (798, 27301240), (840, 25936178), (912, 23888585), (1064, 20475930), (1140, 19110868), (1330, 16380744), (1520, 14333151), (1596, 13650620), (1680, 12968089), (1995, 10920496), (2128, 10237965), (2280, 9555434), (2660, 8190372), (3192, 6825310), (3990, 5460248), (4560, 4777717), (5320, 4095186), (6384, 3412655), (7980, 2730124), (10640, 2047593), (15960, 1365062), (31920, 682531)]