840676536

素因数分解:

$2^3\times 3^3\times 7^4\times {\mathrm{1621}}^1$

素因数の和:1664

約数の個数: 160

約数和(自身を含む): 2725933200

約数和(自身を除く): 1885256664

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 343, 378, 392, 441, 504, 588, 686, 756, 882, 1029, 1176, 1323, 1372, 1512, 1621, 1764, 2058, 2401, 2646, 2744, 3087, 3242, 3528, 4116, 4802, 4863, 5292, 6174, 6484, 7203, 8232, 9261, 9604, 9726, 10584, 11347, 12348, 12968, 14406, 14589, 18522, 19208, 19452, 21609, 22694, 24696, 28812, 29178, 34041, 37044, 38904, 43218, 43767, 45388, 57624, 58356, 64827, 68082, 74088, 79429, 86436, 87534, 90776, 102123, 116712, 129654, 136164, 158858, 172872, 175068, 204246, 238287, 259308, 272328, 306369, 317716, 350136, 408492, 476574, 518616, 556003, 612738, 635432, 714861, 816984, 953148, 1112006, 1225476, 1429722, 1668009, 1906296, 2144583, 2224012, 2450952, 2859444, 3336018, 3892021, 4289166, 4448024, 5004027, 5718888, 6672036, 7784042, 8578332, 10008054, 11676063, 13344072, 15012081, 15568084, 17156664, 20016108, 23352126, 30024162, 31136168, 35028189, 40032216, 46704252, 60048324, 70056378, 93408504, 105084567, 120096648, 140112756, 210169134, 280225512, 420338268, 840676536]

約数ペア:

[(1, 840676536), (2, 420338268), (3, 280225512), (4, 210169134), (6, 140112756), (7, 120096648), (8, 105084567), (9, 93408504), (12, 70056378), (14, 60048324), (18, 46704252), (21, 40032216), (24, 35028189), (27, 31136168), (28, 30024162), (36, 23352126), (42, 20016108), (49, 17156664), (54, 15568084), (56, 15012081), (63, 13344072), (72, 11676063), (84, 10008054), (98, 8578332), (108, 7784042), (126, 6672036), (147, 5718888), (168, 5004027), (189, 4448024), (196, 4289166), (216, 3892021), (252, 3336018), (294, 2859444), (343, 2450952), (378, 2224012), (392, 2144583), (441, 1906296), (504, 1668009), (588, 1429722), (686, 1225476), (756, 1112006), (882, 953148), (1029, 816984), (1176, 714861), (1323, 635432), (1372, 612738), (1512, 556003), (1621, 518616), (1764, 476574), (2058, 408492), (2401, 350136), (2646, 317716), (2744, 306369), (3087, 272328), (3242, 259308), (3528, 238287), (4116, 204246), (4802, 175068), (4863, 172872), (5292, 158858), (6174, 136164), (6484, 129654), (7203, 116712), (8232, 102123), (9261, 90776), (9604, 87534), (9726, 86436), (10584, 79429), (11347, 74088), (12348, 68082), (12968, 64827), (14406, 58356), (14589, 57624), (18522, 45388), (19208, 43767), (19452, 43218), (21609, 38904), (22694, 37044), (24696, 34041), (28812, 29178)]