256311216

素因数分解:

$2^4\times 3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1487}}^1$

素因数の和:1533

約数の個数: 200

約数和(自身を含む): 893038080

約数和(自身を除く): 636726864

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 81, 84, 108, 112, 114, 126, 133, 144, 152, 162, 168, 171, 189, 216, 228, 252, 266, 304, 324, 336, 342, 378, 399, 432, 456, 504, 513, 532, 567, 648, 684, 756, 798, 912, 1008, 1026, 1064, 1134, 1197, 1296, 1368, 1487, 1512, 1539, 1596, 2052, 2128, 2268, 2394, 2736, 2974, 3024, 3078, 3192, 3591, 4104, 4461, 4536, 4788, 5948, 6156, 6384, 7182, 8208, 8922, 9072, 9576, 10409, 10773, 11896, 12312, 13383, 14364, 17844, 19152, 20818, 21546, 23792, 24624, 26766, 28253, 28728, 31227, 35688, 40149, 41636, 43092, 53532, 56506, 57456, 62454, 71376, 80298, 83272, 84759, 86184, 93681, 107064, 113012, 120447, 124908, 160596, 166544, 169518, 172368, 187362, 197771, 214128, 226024, 240894, 249816, 254277, 281043, 321192, 339036, 374724, 395542, 452048, 481788, 499632, 508554, 562086, 593313, 642384, 678072, 749448, 762831, 791084, 843129, 963576, 1017108, 1124172, 1186626, 1356144, 1498896, 1525662, 1582168, 1686258, 1779939, 1927152, 2034216, 2248344, 2288493, 2373252, 3051324, 3164336, 3372516, 3559878, 4068432, 4496688, 4576986, 4746504, 5339817, 6102648, 6745032, 7119756, 9153972, 9493008, 10679634, 12205296, 13490064, 14239512, 16019451, 18307944, 21359268, 28479024, 32038902, 36615888, 42718536, 64077804, 85437072, 128155608, 256311216]

約数ペア:

[(1, 256311216), (2, 128155608), (3, 85437072), (4, 64077804), (6, 42718536), (7, 36615888), (8, 32038902), (9, 28479024), (12, 21359268), (14, 18307944), (16, 16019451), (18, 14239512), (19, 13490064), (21, 12205296), (24, 10679634), (27, 9493008), (28, 9153972), (36, 7119756), (38, 6745032), (42, 6102648), (48, 5339817), (54, 4746504), (56, 4576986), (57, 4496688), (63, 4068432), (72, 3559878), (76, 3372516), (81, 3164336), (84, 3051324), (108, 2373252), (112, 2288493), (114, 2248344), (126, 2034216), (133, 1927152), (144, 1779939), (152, 1686258), (162, 1582168), (168, 1525662), (171, 1498896), (189, 1356144), (216, 1186626), (228, 1124172), (252, 1017108), (266, 963576), (304, 843129), (324, 791084), (336, 762831), (342, 749448), (378, 678072), (399, 642384), (432, 593313), (456, 562086), (504, 508554), (513, 499632), (532, 481788), (567, 452048), (648, 395542), (684, 374724), (756, 339036), (798, 321192), (912, 281043), (1008, 254277), (1026, 249816), (1064, 240894), (1134, 226024), (1197, 214128), (1296, 197771), (1368, 187362), (1487, 172368), (1512, 169518), (1539, 166544), (1596, 160596), (2052, 124908), (2128, 120447), (2268, 113012), (2394, 107064), (2736, 93681), (2974, 86184), (3024, 84759), (3078, 83272), (3192, 80298), (3591, 71376), (4104, 62454), (4461, 57456), (4536, 56506), (4788, 53532), (5948, 43092), (6156, 41636), (6384, 40149), (7182, 35688), (8208, 31227), (8922, 28728), (9072, 28253), (9576, 26766), (10409, 24624), (10773, 23792), (11896, 21546), (12312, 20818), (13383, 19152), (14364, 17844)]