19721143008

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79531}}^1$

素因数の和:79598

約数の個数: 192

約数和(自身を含む): 67341335040

約数和(自身を除く): 47620192032

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 54, 56, 63, 72, 82, 84, 96, 108, 112, 123, 126, 144, 164, 168, 189, 216, 224, 246, 252, 287, 288, 328, 336, 369, 378, 432, 492, 504, 574, 656, 672, 738, 756, 861, 864, 984, 1008, 1107, 1148, 1312, 1476, 1512, 1722, 1968, 2016, 2214, 2296, 2583, 2952, 3024, 3444, 3936, 4428, 4592, 5166, 5904, 6048, 6888, 7749, 8856, 9184, 10332, 11808, 13776, 15498, 17712, 20664, 27552, 30996, 35424, 41328, 61992, 79531, 82656, 123984, 159062, 238593, 247968, 318124, 477186, 556717, 636248, 715779, 954372, 1113434, 1272496, 1431558, 1670151, 1908744, 2147337, 2226868, 2544992, 2863116, 3260771, 3340302, 3817488, 4294674, 4453736, 5010453, 5726232, 6521542, 6680604, 7634976, 8589348, 8907472, 9782313, 10020906, 11452464, 13043084, 13361208, 15031359, 17178696, 17814944, 19564626, 20041812, 22825397, 22904928, 26086168, 26722416, 29346939, 30062718, 34357392, 39129252, 40083624, 45650794, 52172336, 53444832, 58693878, 60125436, 68476191, 68714784, 78258504, 80167248, 88040817, 91301588, 104344672, 117387756, 120250872, 136952382, 156517008, 160334496, 176081634, 182603176, 205428573, 234775512, 240501744, 273904764, 313034016, 352163268, 365206352, 410857146, 469551024, 481003488, 547809528, 616285719, 704326536, 730412704, 821714292, 939102048, 1095619056, 1232571438, 1408653072, 1643428584, 2191238112, 2465142876, 2817306144, 3286857168, 4930285752, 6573714336, 9860571504, 19721143008]

約数ペア:

[(1, 19721143008), (2, 9860571504), (3, 6573714336), (4, 4930285752), (6, 3286857168), (7, 2817306144), (8, 2465142876), (9, 2191238112), (12, 1643428584), (14, 1408653072), (16, 1232571438), (18, 1095619056), (21, 939102048), (24, 821714292), (27, 730412704), (28, 704326536), (32, 616285719), (36, 547809528), (41, 481003488), (42, 469551024), (48, 410857146), (54, 365206352), (56, 352163268), (63, 313034016), (72, 273904764), (82, 240501744), (84, 234775512), (96, 205428573), (108, 182603176), (112, 176081634), (123, 160334496), (126, 156517008), (144, 136952382), (164, 120250872), (168, 117387756), (189, 104344672), (216, 91301588), (224, 88040817), (246, 80167248), (252, 78258504), (287, 68714784), (288, 68476191), (328, 60125436), (336, 58693878), (369, 53444832), (378, 52172336), (432, 45650794), (492, 40083624), (504, 39129252), (574, 34357392), (656, 30062718), (672, 29346939), (738, 26722416), (756, 26086168), (861, 22904928), (864, 22825397), (984, 20041812), (1008, 19564626), (1107, 17814944), (1148, 17178696), (1312, 15031359), (1476, 13361208), (1512, 13043084), (1722, 11452464), (1968, 10020906), (2016, 9782313), (2214, 8907472), (2296, 8589348), (2583, 7634976), (2952, 6680604), (3024, 6521542), (3444, 5726232), (3936, 5010453), (4428, 4453736), (4592, 4294674), (5166, 3817488), (5904, 3340302), (6048, 3260771), (6888, 2863116), (7749, 2544992), (8856, 2226868), (9184, 2147337), (10332, 1908744), (11808, 1670151), (13776, 1431558), (15498, 1272496), (17712, 1113434), (20664, 954372), (27552, 715779), (30996, 636248), (35424, 556717), (41328, 477186), (61992, 318124), (79531, 247968), (82656, 238593), (123984, 159062)]