156985489520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1390729}}^1$

素因数の和:1390842

約数の個数: 80

約数和(自身を含む): 391117779360

約数和(自身を除く): 234132289840

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 83, 85, 136, 166, 170, 272, 332, 340, 415, 664, 680, 830, 1328, 1360, 1411, 1660, 2822, 3320, 5644, 6640, 7055, 11288, 14110, 22576, 28220, 56440, 112880, 1390729, 2781458, 5562916, 6953645, 11125832, 13907290, 22251664, 23642393, 27814580, 47284786, 55629160, 94569572, 111258320, 115430507, 118211965, 189139144, 230861014, 236423930, 378278288, 461722028, 472847860, 577152535, 923444056, 945695720, 1154305070, 1846888112, 1891391440, 1962318619, 2308610140, 3924637238, 4617220280, 7849274476, 9234440560, 9811593095, 15698548952, 19623186190, 31397097904, 39246372380, 78492744760, 156985489520]

約数ペア:

[(1, 156985489520), (2, 78492744760), (4, 39246372380), (5, 31397097904), (8, 19623186190), (10, 15698548952), (16, 9811593095), (17, 9234440560), (20, 7849274476), (34, 4617220280), (40, 3924637238), (68, 2308610140), (80, 1962318619), (83, 1891391440), (85, 1846888112), (136, 1154305070), (166, 945695720), (170, 923444056), (272, 577152535), (332, 472847860), (340, 461722028), (415, 378278288), (664, 236423930), (680, 230861014), (830, 189139144), (1328, 118211965), (1360, 115430507), (1411, 111258320), (1660, 94569572), (2822, 55629160), (3320, 47284786), (5644, 27814580), (6640, 23642393), (7055, 22251664), (11288, 13907290), (14110, 11125832), (22576, 6953645), (28220, 5562916), (56440, 2781458), (112880, 1390729)]