393653820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:440

約数の個数: 192

約数和(自身を含む): 1311399936

約数和(自身を除く): 917746116

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, 307, 355, 420, 426, 430, 497, 516, 602, 614, 645, 710, 852, 860, 903, 921, 994, 1065, 1204, 1228, 1290, 1420, 1491, 1505, 1535, 1806, 1842, 1988, 2130, 2149, 2485, 2580, 2982, 3010, 3053, 3070, 3612, 3684, 4260, 4298, 4515, 4605, 4970, 5964, 6020, 6106, 6140, 6447, 7455, 8596, 9030, 9159, 9210, 9940, 10745, 12212, 12894, 13201, 14910, 15265, 18060, 18318, 18420, 21371, 21490, 21797, 25788, 26402, 29820, 30530, 32235, 36636, 39603, 42742, 42980, 43594, 45795, 52804, 61060, 64113, 64470, 65391, 66005, 79206, 85484, 87188, 91590, 92407, 106855, 108985, 128226, 128940, 130782, 132010, 152579, 158412, 183180, 184814, 198015, 213710, 217970, 256452, 261564, 264020, 277221, 305158, 320565, 326955, 369628, 396030, 427420, 435940, 457737, 462035, 554442, 610316, 641130, 653910, 762895, 792060, 915474, 924070, 937271, 1108884, 1282260, 1307820, 1386105, 1525790, 1830948, 1848140, 1874542, 2288685, 2772210, 2811813, 3051580, 3749084, 4577370, 4686355, 5544420, 5623626, 6560897, 9154740, 9372710, 11247252, 13121794, 14059065, 18745420, 19682691, 26243588, 28118130, 32804485, 39365382, 56236260, 65608970, 78730764, 98413455, 131217940, 196826910, 393653820]

約数ペア:

[(1, 393653820), (2, 196826910), (3, 131217940), (4, 98413455), (5, 78730764), (6, 65608970), (7, 56236260), (10, 39365382), (12, 32804485), (14, 28118130), (15, 26243588), (20, 19682691), (21, 18745420), (28, 14059065), (30, 13121794), (35, 11247252), (42, 9372710), (43, 9154740), (60, 6560897), (70, 5623626), (71, 5544420), (84, 4686355), (86, 4577370), (105, 3749084), (129, 3051580), (140, 2811813), (142, 2772210), (172, 2288685), (210, 1874542), (213, 1848140), (215, 1830948), (258, 1525790), (284, 1386105), (301, 1307820), (307, 1282260), (355, 1108884), (420, 937271), (426, 924070), (430, 915474), (497, 792060), (516, 762895), (602, 653910), (614, 641130), (645, 610316), (710, 554442), (852, 462035), (860, 457737), (903, 435940), (921, 427420), (994, 396030), (1065, 369628), (1204, 326955), (1228, 320565), (1290, 305158), (1420, 277221), (1491, 264020), (1505, 261564), (1535, 256452), (1806, 217970), (1842, 213710), (1988, 198015), (2130, 184814), (2149, 183180), (2485, 158412), (2580, 152579), (2982, 132010), (3010, 130782), (3053, 128940), (3070, 128226), (3612, 108985), (3684, 106855), (4260, 92407), (4298, 91590), (4515, 87188), (4605, 85484), (4970, 79206), (5964, 66005), (6020, 65391), (6106, 64470), (6140, 64113), (6447, 61060), (7455, 52804), (8596, 45795), (9030, 43594), (9159, 42980), (9210, 42742), (9940, 39603), (10745, 36636), (12212, 32235), (12894, 30530), (13201, 29820), (14910, 26402), (15265, 25788), (18060, 21797), (18318, 21490), (18420, 21371)]