1668797208

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1009}}^1$

素因数の和:1087

約数の個数: 256

約数和(自身を含む): 5429760000

約数和(自身を除く): 3760962792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 31, 36, 38, 39, 52, 54, 57, 62, 72, 76, 78, 93, 104, 108, 114, 117, 124, 152, 156, 171, 186, 216, 228, 234, 247, 248, 279, 312, 342, 351, 372, 403, 456, 468, 494, 513, 558, 589, 684, 702, 741, 744, 806, 837, 936, 988, 1009, 1026, 1116, 1178, 1209, 1368, 1404, 1482, 1612, 1674, 1767, 1976, 2018, 2052, 2223, 2232, 2356, 2418, 2808, 2964, 3027, 3224, 3348, 3534, 3627, 4036, 4104, 4446, 4712, 4836, 5301, 5928, 6054, 6669, 6696, 7068, 7254, 7657, 8072, 8892, 9081, 9672, 10602, 10881, 12108, 13117, 13338, 14136, 14508, 15314, 15903, 17784, 18162, 19171, 21204, 21762, 22971, 24216, 26234, 26676, 27243, 29016, 30628, 31279, 31806, 36324, 38342, 39351, 42408, 43524, 45942, 52468, 53352, 54486, 57513, 61256, 62558, 63612, 68913, 72648, 76684, 78702, 87048, 91884, 93837, 104936, 108972, 115026, 118053, 125116, 127224, 137826, 153368, 157404, 172539, 183768, 187674, 206739, 217944, 230052, 236106, 249223, 250232, 275652, 281511, 314808, 345078, 354159, 375348, 406627, 413478, 460104, 472212, 498446, 517617, 551304, 563022, 594301, 690156, 708318, 747669, 750696, 813254, 826956, 844533, 944424, 996892, 1035234, 1126044, 1188602, 1219881, 1380312, 1416636, 1495338, 1626508, 1653912, 1689066, 1782903, 1993784, 2070468, 2243007, 2252088, 2377204, 2439762, 2833272, 2990676, 3253016, 3378132, 3565806, 3659643, 4140936, 4486014, 4754408, 4879524, 5348709, 5981352, 6729021, 6756264, 7131612, 7319286, 7725913, 8972028, 9759048, 10697418, 10978929, 13458042, 14263224, 14638572, 15451826, 16046127, 17944056, 21394836, 21957858, 23177739, 26916084, 29277144, 30903652, 32092254, 42789672, 43915716, 46355478, 53832168, 61807304, 64184508, 69533217, 87831432, 92710956, 128369016, 139066434, 185421912, 208599651, 278132868, 417199302, 556265736, 834398604, 1668797208]

約数ペア:

[(1, 1668797208), (2, 834398604), (3, 556265736), (4, 417199302), (6, 278132868), (8, 208599651), (9, 185421912), (12, 139066434), (13, 128369016), (18, 92710956), (19, 87831432), (24, 69533217), (26, 64184508), (27, 61807304), (31, 53832168), (36, 46355478), (38, 43915716), (39, 42789672), (52, 32092254), (54, 30903652), (57, 29277144), (62, 26916084), (72, 23177739), (76, 21957858), (78, 21394836), (93, 17944056), (104, 16046127), (108, 15451826), (114, 14638572), (117, 14263224), (124, 13458042), (152, 10978929), (156, 10697418), (171, 9759048), (186, 8972028), (216, 7725913), (228, 7319286), (234, 7131612), (247, 6756264), (248, 6729021), (279, 5981352), (312, 5348709), (342, 4879524), (351, 4754408), (372, 4486014), (403, 4140936), (456, 3659643), (468, 3565806), (494, 3378132), (513, 3253016), (558, 2990676), (589, 2833272), (684, 2439762), (702, 2377204), (741, 2252088), (744, 2243007), (806, 2070468), (837, 1993784), (936, 1782903), (988, 1689066), (1009, 1653912), (1026, 1626508), (1116, 1495338), (1178, 1416636), (1209, 1380312), (1368, 1219881), (1404, 1188602), (1482, 1126044), (1612, 1035234), (1674, 996892), (1767, 944424), (1976, 844533), (2018, 826956), (2052, 813254), (2223, 750696), (2232, 747669), (2356, 708318), (2418, 690156), (2808, 594301), (2964, 563022), (3027, 551304), (3224, 517617), (3348, 498446), (3534, 472212), (3627, 460104), (4036, 413478), (4104, 406627), (4446, 375348), (4712, 354159), (4836, 345078), (5301, 314808), (5928, 281511), (6054, 275652), (6669, 250232), (6696, 249223), (7068, 236106), (7254, 230052), (7657, 217944), (8072, 206739), (8892, 187674), (9081, 183768), (9672, 172539), (10602, 157404), (10881, 153368), (12108, 137826), (13117, 127224), (13338, 125116), (14136, 118053), (14508, 115026), (15314, 108972), (15903, 104936), (17784, 93837), (18162, 91884), (19171, 87048), (21204, 78702), (21762, 76684), (22971, 72648), (24216, 68913), (26234, 63612), (26676, 62558), (27243, 61256), (29016, 57513), (30628, 54486), (31279, 53352), (31806, 52468), (36324, 45942), (38342, 43524), (39351, 42408)]