213972304

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{821}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 513717120

約数和(自身を除く): 299744816

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 179, 182, 208, 358, 364, 716, 728, 821, 1253, 1432, 1456, 1642, 2327, 2506, 2864, 3284, 4654, 5012, 5747, 6568, 9308, 10024, 10673, 11494, 13136, 16289, 18616, 20048, 21346, 22988, 32578, 37232, 42692, 45976, 65156, 74711, 85384, 91952, 130312, 146959, 149422, 170768, 260624, 293918, 298844, 587836, 597688, 1028713, 1175672, 1195376, 1910467, 2057426, 2351344, 3820934, 4114852, 7641868, 8229704, 13373269, 15283736, 16459408, 26746538, 30567472, 53493076, 106986152, 213972304]

約数ペア:

[(1, 213972304), (2, 106986152), (4, 53493076), (7, 30567472), (8, 26746538), (13, 16459408), (14, 15283736), (16, 13373269), (26, 8229704), (28, 7641868), (52, 4114852), (56, 3820934), (91, 2351344), (104, 2057426), (112, 1910467), (179, 1195376), (182, 1175672), (208, 1028713), (358, 597688), (364, 587836), (716, 298844), (728, 293918), (821, 260624), (1253, 170768), (1432, 149422), (1456, 146959), (1642, 130312), (2327, 91952), (2506, 85384), (2864, 74711), (3284, 65156), (4654, 45976), (5012, 42692), (5747, 37232), (6568, 32578), (9308, 22988), (10024, 21346), (10673, 20048), (11494, 18616), (13136, 16289)]