83557740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:416

約数の個数: 144

約数和(自身を含む): 275903712

約数和(自身を除く): 192345972

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 97, 98, 105, 140, 147, 194, 196, 210, 245, 291, 293, 294, 388, 420, 485, 490, 582, 586, 588, 679, 735, 879, 970, 980, 1164, 1172, 1358, 1455, 1465, 1470, 1758, 1940, 2037, 2051, 2716, 2910, 2930, 2940, 3395, 3516, 4074, 4102, 4395, 4753, 5820, 5860, 6153, 6790, 8148, 8204, 8790, 9506, 10185, 10255, 12306, 13580, 14259, 14357, 17580, 19012, 20370, 20510, 23765, 24612, 28421, 28518, 28714, 30765, 40740, 41020, 43071, 47530, 56842, 57036, 57428, 61530, 71295, 71785, 85263, 86142, 95060, 113684, 123060, 142105, 142590, 143570, 170526, 172284, 198947, 215355, 284210, 285180, 287140, 341052, 397894, 426315, 430710, 568420, 596841, 795788, 852630, 861420, 994735, 1193682, 1392629, 1705260, 1989470, 2387364, 2785258, 2984205, 3978940, 4177887, 5570516, 5968410, 6963145, 8355774, 11936820, 13926290, 16711548, 20889435, 27852580, 41778870, 83557740]

約数ペア:

[(1, 83557740), (2, 41778870), (3, 27852580), (4, 20889435), (5, 16711548), (6, 13926290), (7, 11936820), (10, 8355774), (12, 6963145), (14, 5968410), (15, 5570516), (20, 4177887), (21, 3978940), (28, 2984205), (30, 2785258), (35, 2387364), (42, 1989470), (49, 1705260), (60, 1392629), (70, 1193682), (84, 994735), (97, 861420), (98, 852630), (105, 795788), (140, 596841), (147, 568420), (194, 430710), (196, 426315), (210, 397894), (245, 341052), (291, 287140), (293, 285180), (294, 284210), (388, 215355), (420, 198947), (485, 172284), (490, 170526), (582, 143570), (586, 142590), (588, 142105), (679, 123060), (735, 113684), (879, 95060), (970, 86142), (980, 85263), (1164, 71785), (1172, 71295), (1358, 61530), (1455, 57428), (1465, 57036), (1470, 56842), (1758, 47530), (1940, 43071), (2037, 41020), (2051, 40740), (2716, 30765), (2910, 28714), (2930, 28518), (2940, 28421), (3395, 24612), (3516, 23765), (4074, 20510), (4102, 20370), (4395, 19012), (4753, 17580), (5820, 14357), (5860, 14259), (6153, 13580), (6790, 12306), (8148, 10255), (8204, 10185), (8790, 9506)]