278566992

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 240

約数和(自身を含む): 916102080

約数和(自身を除く): 637535088

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 31, 33, 36, 44, 48, 54, 61, 62, 66, 72, 88, 93, 99, 108, 122, 124, 132, 144, 176, 183, 186, 198, 216, 244, 248, 264, 279, 297, 341, 366, 372, 396, 432, 488, 496, 528, 549, 558, 594, 671, 682, 732, 744, 792, 837, 961, 976, 1023, 1098, 1116, 1188, 1342, 1364, 1464, 1488, 1584, 1647, 1674, 1891, 1922, 2013, 2046, 2196, 2232, 2376, 2684, 2728, 2883, 2928, 3069, 3294, 3348, 3782, 3844, 4026, 4092, 4392, 4464, 4752, 5368, 5456, 5673, 5766, 6039, 6138, 6588, 6696, 7564, 7688, 8052, 8184, 8649, 8784, 9207, 10571, 10736, 11346, 11532, 12078, 12276, 13176, 13392, 15128, 15376, 16104, 16368, 17019, 17298, 18117, 18414, 20801, 21142, 22692, 23064, 24156, 24552, 25947, 26352, 30256, 31713, 32208, 34038, 34596, 36234, 36828, 41602, 42284, 45384, 46128, 48312, 49104, 51057, 51894, 58621, 62403, 63426, 68076, 69192, 72468, 73656, 83204, 84568, 90768, 95139, 96624, 102114, 103788, 117242, 124806, 126852, 136152, 138384, 144936, 147312, 166408, 169136, 175863, 187209, 190278, 204228, 207576, 234484, 249612, 253704, 272304, 285417, 289872, 332816, 351726, 374418, 380556, 408456, 415152, 468968, 499224, 507408, 527589, 561627, 570834, 644831, 703452, 748836, 761112, 816912, 937936, 998448, 1055178, 1123254, 1141668, 1289662, 1406904, 1497672, 1522224, 1582767, 1934493, 2110356, 2246508, 2283336, 2579324, 2813808, 2995344, 3165534, 3868986, 4220712, 4493016, 4566672, 5158648, 5803479, 6331068, 7737972, 8441424, 8986032, 10317296, 11606958, 12662136, 15475944, 17410437, 23213916, 25324272, 30951888, 34820874, 46427832, 69641748, 92855664, 139283496, 278566992]

約数ペア:

[(1, 278566992), (2, 139283496), (3, 92855664), (4, 69641748), (6, 46427832), (8, 34820874), (9, 30951888), (11, 25324272), (12, 23213916), (16, 17410437), (18, 15475944), (22, 12662136), (24, 11606958), (27, 10317296), (31, 8986032), (33, 8441424), (36, 7737972), (44, 6331068), (48, 5803479), (54, 5158648), (61, 4566672), (62, 4493016), (66, 4220712), (72, 3868986), (88, 3165534), (93, 2995344), (99, 2813808), (108, 2579324), (122, 2283336), (124, 2246508), (132, 2110356), (144, 1934493), (176, 1582767), (183, 1522224), (186, 1497672), (198, 1406904), (216, 1289662), (244, 1141668), (248, 1123254), (264, 1055178), (279, 998448), (297, 937936), (341, 816912), (366, 761112), (372, 748836), (396, 703452), (432, 644831), (488, 570834), (496, 561627), (528, 527589), (549, 507408), (558, 499224), (594, 468968), (671, 415152), (682, 408456), (732, 380556), (744, 374418), (792, 351726), (837, 332816), (961, 289872), (976, 285417), (1023, 272304), (1098, 253704), (1116, 249612), (1188, 234484), (1342, 207576), (1364, 204228), (1464, 190278), (1488, 187209), (1584, 175863), (1647, 169136), (1674, 166408), (1891, 147312), (1922, 144936), (2013, 138384), (2046, 136152), (2196, 126852), (2232, 124806), (2376, 117242), (2684, 103788), (2728, 102114), (2883, 96624), (2928, 95139), (3069, 90768), (3294, 84568), (3348, 83204), (3782, 73656), (3844, 72468), (4026, 69192), (4092, 68076), (4392, 63426), (4464, 62403), (4752, 58621), (5368, 51894), (5456, 51057), (5673, 49104), (5766, 48312), (6039, 46128), (6138, 45384), (6588, 42284), (6696, 41602), (7564, 36828), (7688, 36234), (8052, 34596), (8184, 34038), (8649, 32208), (8784, 31713), (9207, 30256), (10571, 26352), (10736, 25947), (11346, 24552), (11532, 24156), (12078, 23064), (12276, 22692), (13176, 21142), (13392, 20801), (15128, 18414), (15376, 18117), (16104, 17298), (16368, 17019)]