8663193880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1\times {\mathrm{1223}}^1$

素因数の和:2209

約数の個数: 128

約数和(自身を含む): 22557242880

約数和(自身を除く): 13894049000

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 947, 1223, 1496, 1870, 1894, 2446, 3740, 3788, 4735, 4892, 6115, 7480, 7576, 9470, 9784, 10417, 12230, 13453, 16099, 18940, 20791, 20834, 24460, 26906, 32198, 37880, 41582, 41668, 48920, 52085, 53812, 64396, 67265, 80495, 83164, 83336, 103955, 104170, 107624, 128792, 134530, 160990, 166328, 177089, 207910, 208340, 228701, 269060, 321980, 354178, 415820, 416680, 457402, 538120, 643960, 708356, 831640, 885445, 914804, 1143505, 1158181, 1416712, 1770890, 1829608, 2287010, 2316362, 3541780, 4574020, 4632724, 5790905, 7083560, 9148040, 9265448, 11581810, 12739991, 19689077, 23163620, 25479982, 39378154, 46327240, 50959964, 63699955, 78756308, 98445385, 101919928, 127399910, 157512616, 196890770, 216579847, 254799820, 393781540, 433159694, 509599640, 787563080, 866319388, 1082899235, 1732638776, 2165798470, 4331596940, 8663193880]

約数ペア:

[(1, 8663193880), (2, 4331596940), (4, 2165798470), (5, 1732638776), (8, 1082899235), (10, 866319388), (11, 787563080), (17, 509599640), (20, 433159694), (22, 393781540), (34, 254799820), (40, 216579847), (44, 196890770), (55, 157512616), (68, 127399910), (85, 101919928), (88, 98445385), (110, 78756308), (136, 63699955), (170, 50959964), (187, 46327240), (220, 39378154), (340, 25479982), (374, 23163620), (440, 19689077), (680, 12739991), (748, 11581810), (935, 9265448), (947, 9148040), (1223, 7083560), (1496, 5790905), (1870, 4632724), (1894, 4574020), (2446, 3541780), (3740, 2316362), (3788, 2287010), (4735, 1829608), (4892, 1770890), (6115, 1416712), (7480, 1158181), (7576, 1143505), (9470, 914804), (9784, 885445), (10417, 831640), (12230, 708356), (13453, 643960), (16099, 538120), (18940, 457402), (20791, 416680), (20834, 415820), (24460, 354178), (26906, 321980), (32198, 269060), (37880, 228701), (41582, 208340), (41668, 207910), (48920, 177089), (52085, 166328), (53812, 160990), (64396, 134530), (67265, 128792), (80495, 107624), (83164, 104170), (83336, 103955)]