287986608

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21977}}^1$

素因数の和:22011

約数の個数: 120

約数和(自身を含む): 991999008

約数和(自身を除く): 704012400

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 21977, 43954, 65931, 87908, 131862, 153839, 175816, 197793, 263724, 285701, 307678, 351632, 395586, 461517, 527448, 571402, 615356, 791172, 857103, 923034, 1054896, 1142804, 1230712, 1384551, 1582344, 1714206, 1846068, 1999907, 2285608, 2461424, 2571309, 2769102, 3164688, 3428412, 3692136, 3999814, 4571216, 5142618, 5538204, 5999721, 6856824, 7384272, 7999628, 10285236, 11076408, 11999442, 13713648, 15999256, 17999163, 20570472, 22152816, 23998884, 31998512, 35998326, 41140944, 47997768, 71996652, 95995536, 143993304, 287986608]

約数ペア:

[(1, 287986608), (2, 143993304), (3, 95995536), (4, 71996652), (6, 47997768), (7, 41140944), (8, 35998326), (9, 31998512), (12, 23998884), (13, 22152816), (14, 20570472), (16, 17999163), (18, 15999256), (21, 13713648), (24, 11999442), (26, 11076408), (28, 10285236), (36, 7999628), (39, 7384272), (42, 6856824), (48, 5999721), (52, 5538204), (56, 5142618), (63, 4571216), (72, 3999814), (78, 3692136), (84, 3428412), (91, 3164688), (104, 2769102), (112, 2571309), (117, 2461424), (126, 2285608), (144, 1999907), (156, 1846068), (168, 1714206), (182, 1582344), (208, 1384551), (234, 1230712), (252, 1142804), (273, 1054896), (312, 923034), (336, 857103), (364, 791172), (468, 615356), (504, 571402), (546, 527448), (624, 461517), (728, 395586), (819, 351632), (936, 307678), (1008, 285701), (1092, 263724), (1456, 197793), (1638, 175816), (1872, 153839), (2184, 131862), (3276, 87908), (4368, 65931), (6552, 43954), (13104, 21977)]