178142160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1121

約数の個数: 160

約数和(自身を含む): 637673472

約数和(自身を除く): 459531312

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 107, 112, 120, 140, 168, 210, 214, 240, 280, 321, 336, 420, 428, 535, 560, 642, 749, 840, 856, 991, 1070, 1284, 1498, 1605, 1680, 1712, 1982, 2140, 2247, 2568, 2973, 2996, 3210, 3745, 3964, 4280, 4494, 4955, 5136, 5946, 5992, 6420, 6937, 7490, 7928, 8560, 8988, 9910, 11235, 11892, 11984, 12840, 13874, 14865, 14980, 15856, 17976, 19820, 20811, 22470, 23784, 25680, 27748, 29730, 29960, 34685, 35952, 39640, 41622, 44940, 47568, 55496, 59460, 59920, 69370, 79280, 83244, 89880, 104055, 106037, 110992, 118920, 138740, 166488, 179760, 208110, 212074, 237840, 277480, 318111, 332976, 416220, 424148, 530185, 554960, 636222, 742259, 832440, 848296, 1060370, 1272444, 1484518, 1590555, 1664880, 1696592, 2120740, 2226777, 2544888, 2969036, 3181110, 3711295, 4241480, 4453554, 5089776, 5938072, 6362220, 7422590, 8482960, 8907108, 11133885, 11876144, 12724440, 14845180, 17814216, 22267770, 25448880, 29690360, 35628432, 44535540, 59380720, 89071080, 178142160]

約数ペア:

[(1, 178142160), (2, 89071080), (3, 59380720), (4, 44535540), (5, 35628432), (6, 29690360), (7, 25448880), (8, 22267770), (10, 17814216), (12, 14845180), (14, 12724440), (15, 11876144), (16, 11133885), (20, 8907108), (21, 8482960), (24, 7422590), (28, 6362220), (30, 5938072), (35, 5089776), (40, 4453554), (42, 4241480), (48, 3711295), (56, 3181110), (60, 2969036), (70, 2544888), (80, 2226777), (84, 2120740), (105, 1696592), (107, 1664880), (112, 1590555), (120, 1484518), (140, 1272444), (168, 1060370), (210, 848296), (214, 832440), (240, 742259), (280, 636222), (321, 554960), (336, 530185), (420, 424148), (428, 416220), (535, 332976), (560, 318111), (642, 277480), (749, 237840), (840, 212074), (856, 208110), (991, 179760), (1070, 166488), (1284, 138740), (1498, 118920), (1605, 110992), (1680, 106037), (1712, 104055), (1982, 89880), (2140, 83244), (2247, 79280), (2568, 69370), (2973, 59920), (2996, 59460), (3210, 55496), (3745, 47568), (3964, 44940), (4280, 41622), (4494, 39640), (4955, 35952), (5136, 34685), (5946, 29960), (5992, 29730), (6420, 27748), (6937, 25680), (7490, 23784), (7928, 22470), (8560, 20811), (8988, 19820), (9910, 17976), (11235, 15856), (11892, 14980), (11984, 14865), (12840, 13874)]