82987380

素因数分解:

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

素因数の和:223

約数の個数: 162

約数和(自身を含む): 295876854

約数和(自身を除く): 212889474

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 97, 98, 105, 126, 140, 147, 180, 194, 196, 210, 245, 252, 291, 294, 315, 388, 420, 441, 485, 490, 582, 588, 630, 679, 735, 873, 882, 970, 980, 1164, 1260, 1358, 1455, 1470, 1746, 1764, 1940, 2037, 2205, 2716, 2910, 2940, 3395, 3492, 4074, 4365, 4410, 4753, 5820, 6111, 6790, 8148, 8730, 8820, 9409, 9506, 10185, 12222, 13580, 14259, 17460, 18818, 19012, 20370, 23765, 24444, 28227, 28518, 30555, 37636, 40740, 42777, 47045, 47530, 56454, 57036, 61110, 65863, 71295, 84681, 85554, 94090, 95060, 112908, 122220, 131726, 141135, 142590, 169362, 171108, 188180, 197589, 213885, 263452, 282270, 285180, 329315, 338724, 395178, 423405, 427770, 461041, 564540, 592767, 658630, 790356, 846810, 855540, 922082, 987945, 1185534, 1317260, 1383123, 1693620, 1844164, 1975890, 2305205, 2371068, 2766246, 2963835, 3951780, 4149369, 4610410, 5532492, 5927670, 6915615, 8298738, 9220820, 11855340, 13831230, 16597476, 20746845, 27662460, 41493690, 82987380]

約数ペア:

[(1, 82987380), (2, 41493690), (3, 27662460), (4, 20746845), (5, 16597476), (6, 13831230), (7, 11855340), (9, 9220820), (10, 8298738), (12, 6915615), (14, 5927670), (15, 5532492), (18, 4610410), (20, 4149369), (21, 3951780), (28, 2963835), (30, 2766246), (35, 2371068), (36, 2305205), (42, 1975890), (45, 1844164), (49, 1693620), (60, 1383123), (63, 1317260), (70, 1185534), (84, 987945), (90, 922082), (97, 855540), (98, 846810), (105, 790356), (126, 658630), (140, 592767), (147, 564540), (180, 461041), (194, 427770), (196, 423405), (210, 395178), (245, 338724), (252, 329315), (291, 285180), (294, 282270), (315, 263452), (388, 213885), (420, 197589), (441, 188180), (485, 171108), (490, 169362), (582, 142590), (588, 141135), (630, 131726), (679, 122220), (735, 112908), (873, 95060), (882, 94090), (970, 85554), (980, 84681), (1164, 71295), (1260, 65863), (1358, 61110), (1455, 57036), (1470, 56454), (1746, 47530), (1764, 47045), (1940, 42777), (2037, 40740), (2205, 37636), (2716, 30555), (2910, 28518), (2940, 28227), (3395, 24444), (3492, 23765), (4074, 20370), (4365, 19012), (4410, 18818), (4753, 17460), (5820, 14259), (6111, 13580), (6790, 12222), (8148, 10185), (8730, 9506), (8820, 9409)]