71885520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1$

素因数の和:882

約数の個数: 240

約数和(自身を含む): 292481280

約数和(自身を除く): 220595760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 48, 51, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 102, 105, 112, 119, 120, 126, 136, 140, 144, 153, 168, 170, 180, 204, 210, 238, 240, 252, 255, 272, 280, 306, 315, 336, 340, 357, 360, 408, 420, 476, 504, 510, 560, 595, 612, 630, 680, 714, 720, 765, 816, 839, 840, 952, 1008, 1020, 1071, 1190, 1224, 1260, 1360, 1428, 1530, 1678, 1680, 1785, 1904, 2040, 2142, 2380, 2448, 2517, 2520, 2856, 3060, 3356, 3570, 4080, 4195, 4284, 4760, 5034, 5040, 5355, 5712, 5873, 6120, 6712, 7140, 7551, 8390, 8568, 9520, 10068, 10710, 11746, 12240, 12585, 13424, 14263, 14280, 15102, 16780, 17136, 17619, 20136, 21420, 23492, 25170, 28526, 28560, 29365, 30204, 33560, 35238, 37755, 40272, 42789, 42840, 46984, 50340, 52857, 57052, 58730, 60408, 67120, 70476, 71315, 75510, 85578, 85680, 88095, 93968, 99841, 100680, 105714, 114104, 117460, 120816, 128367, 140952, 142630, 151020, 171156, 176190, 199682, 201360, 211428, 213945, 228208, 234920, 256734, 264285, 281904, 285260, 299523, 302040, 342312, 352380, 399364, 422856, 427890, 469840, 499205, 513468, 528570, 570520, 599046, 604080, 641835, 684624, 704760, 798728, 845712, 855780, 898569, 998410, 1026936, 1057140, 1141040, 1198092, 1283670, 1409520, 1497615, 1597456, 1711560, 1797138, 1996820, 2053872, 2114280, 2396184, 2567340, 2995230, 3423120, 3594276, 3993640, 4228560, 4492845, 4792368, 5134680, 5990460, 7188552, 7987280, 8985690, 10269360, 11980920, 14377104, 17971380, 23961840, 35942760, 71885520]

約数ペア:

[(1, 71885520), (2, 35942760), (3, 23961840), (4, 17971380), (5, 14377104), (6, 11980920), (7, 10269360), (8, 8985690), (9, 7987280), (10, 7188552), (12, 5990460), (14, 5134680), (15, 4792368), (16, 4492845), (17, 4228560), (18, 3993640), (20, 3594276), (21, 3423120), (24, 2995230), (28, 2567340), (30, 2396184), (34, 2114280), (35, 2053872), (36, 1996820), (40, 1797138), (42, 1711560), (45, 1597456), (48, 1497615), (51, 1409520), (56, 1283670), (60, 1198092), (63, 1141040), (68, 1057140), (70, 1026936), (72, 998410), (80, 898569), (84, 855780), (85, 845712), (90, 798728), (102, 704760), (105, 684624), (112, 641835), (119, 604080), (120, 599046), (126, 570520), (136, 528570), (140, 513468), (144, 499205), (153, 469840), (168, 427890), (170, 422856), (180, 399364), (204, 352380), (210, 342312), (238, 302040), (240, 299523), (252, 285260), (255, 281904), (272, 264285), (280, 256734), (306, 234920), (315, 228208), (336, 213945), (340, 211428), (357, 201360), (360, 199682), (408, 176190), (420, 171156), (476, 151020), (504, 142630), (510, 140952), (560, 128367), (595, 120816), (612, 117460), (630, 114104), (680, 105714), (714, 100680), (720, 99841), (765, 93968), (816, 88095), (839, 85680), (840, 85578), (952, 75510), (1008, 71315), (1020, 70476), (1071, 67120), (1190, 60408), (1224, 58730), (1260, 57052), (1360, 52857), (1428, 50340), (1530, 46984), (1678, 42840), (1680, 42789), (1785, 40272), (1904, 37755), (2040, 35238), (2142, 33560), (2380, 30204), (2448, 29365), (2517, 28560), (2520, 28526), (2856, 25170), (3060, 23492), (3356, 21420), (3570, 20136), (4080, 17619), (4195, 17136), (4284, 16780), (4760, 15102), (5034, 14280), (5040, 14263), (5355, 13424), (5712, 12585), (5873, 12240), (6120, 11746), (6712, 10710), (7140, 10068), (7551, 9520), (8390, 8568)]