306491276

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3251}}^1$

素因数の和:3319

約数の個数: 72

約数和(自身を含む): 690295536

約数和(自身を除く): 383804260

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 49, 52, 74, 91, 98, 148, 182, 196, 259, 364, 481, 518, 637, 962, 1036, 1274, 1813, 1924, 2548, 3251, 3367, 3626, 6502, 6734, 7252, 13004, 13468, 22757, 23569, 42263, 45514, 47138, 84526, 91028, 94276, 120287, 159299, 169052, 240574, 295841, 318598, 481148, 591682, 637196, 842009, 1183364, 1563731, 1684018, 2070887, 3127462, 3368036, 4141774, 5894063, 6254924, 8283548, 10946117, 11788126, 21892234, 23576252, 43784468, 76622819, 153245638, 306491276]

約数ペア:

[(1, 306491276), (2, 153245638), (4, 76622819), (7, 43784468), (13, 23576252), (14, 21892234), (26, 11788126), (28, 10946117), (37, 8283548), (49, 6254924), (52, 5894063), (74, 4141774), (91, 3368036), (98, 3127462), (148, 2070887), (182, 1684018), (196, 1563731), (259, 1183364), (364, 842009), (481, 637196), (518, 591682), (637, 481148), (962, 318598), (1036, 295841), (1274, 240574), (1813, 169052), (1924, 159299), (2548, 120287), (3251, 94276), (3367, 91028), (3626, 84526), (6502, 47138), (6734, 45514), (7252, 42263), (13004, 23569), (13468, 22757)]