19680777770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{419}}^1$

素因数の和:800

約数の個数: 128

約数和(自身を含む): 40327580160

約数和(自身を除く): 20646802390

約数列:

[1, 2, 5, 10, 17, 23, 34, 41, 46, 82, 85, 115, 170, 205, 230, 293, 391, 410, 419, 586, 697, 782, 838, 943, 1394, 1465, 1886, 1955, 2095, 2930, 3485, 3910, 4190, 4715, 4981, 6739, 6970, 7123, 9430, 9637, 9962, 12013, 13478, 14246, 16031, 17179, 19274, 24026, 24905, 32062, 33695, 34358, 35615, 48185, 49810, 60065, 67390, 71230, 80155, 85895, 96370, 114563, 120130, 122767, 160310, 163829, 171790, 204221, 229126, 245534, 276299, 292043, 327658, 395117, 408442, 552598, 572815, 584086, 613835, 790234, 819145, 1021105, 1145630, 1227670, 1381495, 1460215, 1638290, 1975585, 2042210, 2087039, 2762990, 2823641, 2920430, 3951170, 4174078, 4697083, 5033447, 5647282, 6716989, 9394166, 10066894, 10435195, 13433978, 14118205, 20870390, 23485415, 25167235, 28236410, 33584945, 46970830, 48001897, 50334470, 67169890, 85568599, 96003794, 115769281, 171137198, 231538562, 240009485, 427842995, 480018970, 578846405, 855685990, 1157692810, 1968077777, 3936155554, 9840388885, 19680777770]

約数ペア:

[(1, 19680777770), (2, 9840388885), (5, 3936155554), (10, 1968077777), (17, 1157692810), (23, 855685990), (34, 578846405), (41, 480018970), (46, 427842995), (82, 240009485), (85, 231538562), (115, 171137198), (170, 115769281), (205, 96003794), (230, 85568599), (293, 67169890), (391, 50334470), (410, 48001897), (419, 46970830), (586, 33584945), (697, 28236410), (782, 25167235), (838, 23485415), (943, 20870390), (1394, 14118205), (1465, 13433978), (1886, 10435195), (1955, 10066894), (2095, 9394166), (2930, 6716989), (3485, 5647282), (3910, 5033447), (4190, 4697083), (4715, 4174078), (4981, 3951170), (6739, 2920430), (6970, 2823641), (7123, 2762990), (9430, 2087039), (9637, 2042210), (9962, 1975585), (12013, 1638290), (13478, 1460215), (14246, 1381495), (16031, 1227670), (17179, 1145630), (19274, 1021105), (24026, 819145), (24905, 790234), (32062, 613835), (33695, 584086), (34358, 572815), (35615, 552598), (48185, 408442), (49810, 395117), (60065, 327658), (67390, 292043), (71230, 276299), (80155, 245534), (85895, 229126), (96370, 204221), (114563, 171790), (120130, 163829), (122767, 160310)]