55137180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{71}}^1$

素因数の和:176

約数の個数: 144

約数和(自身を含む): 183181824

約数和(自身を除く): 128044644

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 60, 70, 71, 84, 86, 105, 129, 140, 142, 172, 210, 213, 215, 258, 284, 301, 355, 420, 426, 430, 497, 516, 602, 645, 710, 852, 860, 903, 994, 1065, 1204, 1290, 1420, 1491, 1505, 1806, 1849, 1988, 2130, 2485, 2580, 2982, 3010, 3053, 3612, 3698, 4260, 4515, 4970, 5547, 5964, 6020, 6106, 7396, 7455, 9030, 9159, 9245, 9940, 11094, 12212, 12943, 14910, 15265, 18060, 18318, 18490, 21371, 22188, 25886, 27735, 29820, 30530, 36636, 36980, 38829, 42742, 45795, 51772, 55470, 61060, 64113, 64715, 77658, 85484, 91590, 106855, 110940, 128226, 129430, 131279, 155316, 183180, 194145, 213710, 256452, 258860, 262558, 320565, 388290, 393837, 427420, 525116, 641130, 656395, 776580, 787674, 918953, 1282260, 1312790, 1575348, 1837906, 1969185, 2625580, 2756859, 3675812, 3938370, 4594765, 5513718, 7876740, 9189530, 11027436, 13784295, 18379060, 27568590, 55137180]

約数ペア:

[(1, 55137180), (2, 27568590), (3, 18379060), (4, 13784295), (5, 11027436), (6, 9189530), (7, 7876740), (10, 5513718), (12, 4594765), (14, 3938370), (15, 3675812), (20, 2756859), (21, 2625580), (28, 1969185), (30, 1837906), (35, 1575348), (42, 1312790), (43, 1282260), (60, 918953), (70, 787674), (71, 776580), (84, 656395), (86, 641130), (105, 525116), (129, 427420), (140, 393837), (142, 388290), (172, 320565), (210, 262558), (213, 258860), (215, 256452), (258, 213710), (284, 194145), (301, 183180), (355, 155316), (420, 131279), (426, 129430), (430, 128226), (497, 110940), (516, 106855), (602, 91590), (645, 85484), (710, 77658), (852, 64715), (860, 64113), (903, 61060), (994, 55470), (1065, 51772), (1204, 45795), (1290, 42742), (1420, 38829), (1491, 36980), (1505, 36636), (1806, 30530), (1849, 29820), (1988, 27735), (2130, 25886), (2485, 22188), (2580, 21371), (2982, 18490), (3010, 18318), (3053, 18060), (3612, 15265), (3698, 14910), (4260, 12943), (4515, 12212), (4970, 11094), (5547, 9940), (5964, 9245), (6020, 9159), (6106, 9030), (7396, 7455)]