49395780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 172972800

約数和(自身を除く): 123577020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 197, 199, 210, 252, 315, 394, 398, 420, 591, 597, 630, 788, 796, 985, 995, 1182, 1194, 1260, 1379, 1393, 1773, 1791, 1970, 1990, 2364, 2388, 2758, 2786, 2955, 2985, 3546, 3582, 3940, 3980, 4137, 4179, 5516, 5572, 5910, 5970, 6895, 6965, 7092, 7164, 8274, 8358, 8865, 8955, 11820, 11940, 12411, 12537, 13790, 13930, 16548, 16716, 17730, 17910, 20685, 20895, 24822, 25074, 27580, 27860, 35460, 35820, 39203, 41370, 41790, 49644, 50148, 62055, 62685, 78406, 82740, 83580, 117609, 124110, 125370, 156812, 196015, 235218, 248220, 250740, 274421, 352827, 392030, 470436, 548842, 588045, 705654, 784060, 823263, 1097684, 1176090, 1372105, 1411308, 1646526, 1764135, 2352180, 2469789, 2744210, 3293052, 3528270, 4116315, 4939578, 5488420, 7056540, 8232630, 9879156, 12348945, 16465260, 24697890, 49395780]

約数ペア:

[(1, 49395780), (2, 24697890), (3, 16465260), (4, 12348945), (5, 9879156), (6, 8232630), (7, 7056540), (9, 5488420), (10, 4939578), (12, 4116315), (14, 3528270), (15, 3293052), (18, 2744210), (20, 2469789), (21, 2352180), (28, 1764135), (30, 1646526), (35, 1411308), (36, 1372105), (42, 1176090), (45, 1097684), (60, 823263), (63, 784060), (70, 705654), (84, 588045), (90, 548842), (105, 470436), (126, 392030), (140, 352827), (180, 274421), (197, 250740), (199, 248220), (210, 235218), (252, 196015), (315, 156812), (394, 125370), (398, 124110), (420, 117609), (591, 83580), (597, 82740), (630, 78406), (788, 62685), (796, 62055), (985, 50148), (995, 49644), (1182, 41790), (1194, 41370), (1260, 39203), (1379, 35820), (1393, 35460), (1773, 27860), (1791, 27580), (1970, 25074), (1990, 24822), (2364, 20895), (2388, 20685), (2758, 17910), (2786, 17730), (2955, 16716), (2985, 16548), (3546, 13930), (3582, 13790), (3940, 12537), (3980, 12411), (4137, 11940), (4179, 11820), (5516, 8955), (5572, 8865), (5910, 8358), (5970, 8274), (6895, 7164), (6965, 7092)]