268505460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 838918080

約数和(自身を除く): 570412620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 131, 177, 180, 193, 236, 262, 295, 354, 386, 393, 524, 531, 579, 590, 655, 708, 772, 786, 885, 965, 1062, 1158, 1179, 1180, 1310, 1572, 1737, 1770, 1930, 1965, 2124, 2316, 2358, 2620, 2655, 2895, 3474, 3540, 3860, 3930, 4716, 5310, 5790, 5895, 6948, 7729, 7860, 8685, 10620, 11387, 11580, 11790, 15458, 17370, 22774, 23187, 23580, 25283, 30916, 34161, 34740, 38645, 45548, 46374, 50566, 56935, 68322, 69561, 75849, 77290, 92748, 101132, 102483, 113870, 115935, 126415, 136644, 139122, 151698, 154580, 170805, 204966, 227547, 227740, 231870, 252830, 278244, 303396, 341610, 347805, 379245, 409932, 455094, 463740, 505660, 512415, 683220, 695610, 758490, 910188, 1024830, 1137735, 1391220, 1491697, 1516980, 2049660, 2275470, 2983394, 4475091, 4550940, 5966788, 7458485, 8950182, 13425273, 14916970, 17900364, 22375455, 26850546, 29833940, 44750910, 53701092, 67126365, 89501820, 134252730, 268505460]

約数ペア:

[(1, 268505460), (2, 134252730), (3, 89501820), (4, 67126365), (5, 53701092), (6, 44750910), (9, 29833940), (10, 26850546), (12, 22375455), (15, 17900364), (18, 14916970), (20, 13425273), (30, 8950182), (36, 7458485), (45, 5966788), (59, 4550940), (60, 4475091), (90, 2983394), (118, 2275470), (131, 2049660), (177, 1516980), (180, 1491697), (193, 1391220), (236, 1137735), (262, 1024830), (295, 910188), (354, 758490), (386, 695610), (393, 683220), (524, 512415), (531, 505660), (579, 463740), (590, 455094), (655, 409932), (708, 379245), (772, 347805), (786, 341610), (885, 303396), (965, 278244), (1062, 252830), (1158, 231870), (1179, 227740), (1180, 227547), (1310, 204966), (1572, 170805), (1737, 154580), (1770, 151698), (1930, 139122), (1965, 136644), (2124, 126415), (2316, 115935), (2358, 113870), (2620, 102483), (2655, 101132), (2895, 92748), (3474, 77290), (3540, 75849), (3860, 69561), (3930, 68322), (4716, 56935), (5310, 50566), (5790, 46374), (5895, 45548), (6948, 38645), (7729, 34740), (7860, 34161), (8685, 30916), (10620, 25283), (11387, 23580), (11580, 23187), (11790, 22774), (15458, 17370)]