208075770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1237}}^1$

素因数の和:1349

約数の個数: 128

約数和(自身を含む): 641779200

約数和(自身を除く): 433703430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 89, 90, 105, 126, 135, 178, 189, 210, 267, 270, 315, 378, 445, 534, 623, 630, 801, 890, 945, 1237, 1246, 1335, 1602, 1869, 1890, 2403, 2474, 2670, 3115, 3711, 3738, 4005, 4806, 5607, 6185, 6230, 7422, 8010, 8659, 9345, 11133, 11214, 12015, 12370, 16821, 17318, 18555, 18690, 22266, 24030, 25977, 28035, 33399, 33642, 37110, 43295, 51954, 55665, 56070, 66798, 77931, 84105, 86590, 110093, 111330, 129885, 155862, 166995, 168210, 220186, 233793, 259770, 330279, 333990, 389655, 467586, 550465, 660558, 770651, 779310, 990837, 1100930, 1168965, 1541302, 1651395, 1981674, 2311953, 2337930, 2972511, 3302790, 3853255, 4623906, 4954185, 5945022, 6935859, 7706510, 9908370, 11559765, 13871718, 14862555, 20807577, 23119530, 29725110, 34679295, 41615154, 69358590, 104037885, 208075770]

約数ペア:

[(1, 208075770), (2, 104037885), (3, 69358590), (5, 41615154), (6, 34679295), (7, 29725110), (9, 23119530), (10, 20807577), (14, 14862555), (15, 13871718), (18, 11559765), (21, 9908370), (27, 7706510), (30, 6935859), (35, 5945022), (42, 4954185), (45, 4623906), (54, 3853255), (63, 3302790), (70, 2972511), (89, 2337930), (90, 2311953), (105, 1981674), (126, 1651395), (135, 1541302), (178, 1168965), (189, 1100930), (210, 990837), (267, 779310), (270, 770651), (315, 660558), (378, 550465), (445, 467586), (534, 389655), (623, 333990), (630, 330279), (801, 259770), (890, 233793), (945, 220186), (1237, 168210), (1246, 166995), (1335, 155862), (1602, 129885), (1869, 111330), (1890, 110093), (2403, 86590), (2474, 84105), (2670, 77931), (3115, 66798), (3711, 56070), (3738, 55665), (4005, 51954), (4806, 43295), (5607, 37110), (6185, 33642), (6230, 33399), (7422, 28035), (8010, 25977), (8659, 24030), (9345, 22266), (11133, 18690), (11214, 18555), (12015, 17318), (12370, 16821)]