221306904

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 256

約数和(自身を含む): 771456000

約数和(自身を除く): 550149096

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 18, 21, 24, 26, 27, 28, 36, 39, 42, 52, 54, 56, 63, 72, 78, 81, 84, 91, 104, 108, 117, 126, 139, 156, 162, 168, 182, 189, 216, 234, 243, 252, 273, 278, 312, 324, 351, 364, 378, 417, 468, 486, 504, 546, 556, 567, 648, 702, 728, 729, 756, 819, 834, 936, 972, 973, 1053, 1092, 1112, 1134, 1251, 1404, 1458, 1512, 1638, 1668, 1701, 1807, 1944, 1946, 2106, 2184, 2187, 2268, 2457, 2502, 2808, 2916, 2919, 3159, 3276, 3336, 3402, 3614, 3753, 3892, 4212, 4374, 4536, 4914, 5004, 5103, 5421, 5832, 5838, 6318, 6552, 6804, 7228, 7371, 7506, 7784, 8424, 8748, 8757, 9477, 9828, 10008, 10206, 10842, 11259, 11676, 12636, 12649, 13608, 14456, 14742, 15012, 15309, 16263, 17496, 17514, 18954, 19656, 20412, 21684, 22113, 22518, 23352, 25272, 25298, 26271, 28431, 29484, 30024, 30618, 32526, 33777, 35028, 37908, 37947, 40824, 43368, 44226, 45036, 48789, 50596, 52542, 56862, 58968, 61236, 65052, 66339, 67554, 70056, 75816, 75894, 78813, 88452, 90072, 97578, 101192, 101331, 105084, 113724, 113841, 122472, 130104, 132678, 135108, 146367, 151788, 157626, 176904, 195156, 199017, 202662, 210168, 227448, 227682, 236439, 265356, 270216, 292734, 303576, 303993, 315252, 341523, 390312, 398034, 405324, 439101, 455364, 472878, 530712, 585468, 607986, 630504, 683046, 709317, 796068, 810648, 878202, 910728, 945756, 1024569, 1170936, 1215972, 1317303, 1366092, 1418634, 1592136, 1756404, 1891512, 2049138, 2127951, 2431944, 2634606, 2732184, 2837268, 3073707, 3512808, 3951909, 4098276, 4255902, 5269212, 5674536, 6147414, 7903818, 8196552, 8511804, 9221121, 10538424, 12294828, 15807636, 17023608, 18442242, 24589656, 27663363, 31615272, 36884484, 55326726, 73768968, 110653452, 221306904]

約数ペア:

[(1, 221306904), (2, 110653452), (3, 73768968), (4, 55326726), (6, 36884484), (7, 31615272), (8, 27663363), (9, 24589656), (12, 18442242), (13, 17023608), (14, 15807636), (18, 12294828), (21, 10538424), (24, 9221121), (26, 8511804), (27, 8196552), (28, 7903818), (36, 6147414), (39, 5674536), (42, 5269212), (52, 4255902), (54, 4098276), (56, 3951909), (63, 3512808), (72, 3073707), (78, 2837268), (81, 2732184), (84, 2634606), (91, 2431944), (104, 2127951), (108, 2049138), (117, 1891512), (126, 1756404), (139, 1592136), (156, 1418634), (162, 1366092), (168, 1317303), (182, 1215972), (189, 1170936), (216, 1024569), (234, 945756), (243, 910728), (252, 878202), (273, 810648), (278, 796068), (312, 709317), (324, 683046), (351, 630504), (364, 607986), (378, 585468), (417, 530712), (468, 472878), (486, 455364), (504, 439101), (546, 405324), (556, 398034), (567, 390312), (648, 341523), (702, 315252), (728, 303993), (729, 303576), (756, 292734), (819, 270216), (834, 265356), (936, 236439), (972, 227682), (973, 227448), (1053, 210168), (1092, 202662), (1112, 199017), (1134, 195156), (1251, 176904), (1404, 157626), (1458, 151788), (1512, 146367), (1638, 135108), (1668, 132678), (1701, 130104), (1807, 122472), (1944, 113841), (1946, 113724), (2106, 105084), (2184, 101331), (2187, 101192), (2268, 97578), (2457, 90072), (2502, 88452), (2808, 78813), (2916, 75894), (2919, 75816), (3159, 70056), (3276, 67554), (3336, 66339), (3402, 65052), (3614, 61236), (3753, 58968), (3892, 56862), (4212, 52542), (4374, 50596), (4536, 48789), (4914, 45036), (5004, 44226), (5103, 43368), (5421, 40824), (5832, 37947), (5838, 37908), (6318, 35028), (6552, 33777), (6804, 32526), (7228, 30618), (7371, 30024), (7506, 29484), (7784, 28431), (8424, 26271), (8748, 25298), (8757, 25272), (9477, 23352), (9828, 22518), (10008, 22113), (10206, 21684), (10842, 20412), (11259, 19656), (11676, 18954), (12636, 17514), (12649, 17496), (13608, 16263), (14456, 15309), (14742, 15012)]