72869720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:489

約数の個数: 128

約数和(自身を含む): 208396800

約数和(自身を除く): 135527080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 59, 70, 77, 88, 110, 118, 140, 154, 220, 236, 280, 295, 308, 385, 401, 413, 440, 472, 590, 616, 649, 770, 802, 826, 1180, 1298, 1540, 1604, 1652, 2005, 2065, 2360, 2596, 2807, 3080, 3208, 3245, 3304, 4010, 4130, 4411, 4543, 5192, 5614, 6490, 8020, 8260, 8822, 9086, 11228, 12980, 14035, 16040, 16520, 17644, 18172, 22055, 22456, 22715, 23659, 25960, 28070, 30877, 35288, 36344, 44110, 45430, 47318, 56140, 61754, 88220, 90860, 94636, 112280, 118295, 123508, 154385, 165613, 176440, 181720, 189272, 236590, 247016, 260249, 308770, 331226, 473180, 520498, 617540, 662452, 828065, 946360, 1040996, 1235080, 1301245, 1324904, 1656130, 1821743, 2081992, 2602490, 3312260, 3643486, 5204980, 6624520, 7286972, 9108715, 10409960, 14573944, 18217430, 36434860, 72869720]

約数ペア:

[(1, 72869720), (2, 36434860), (4, 18217430), (5, 14573944), (7, 10409960), (8, 9108715), (10, 7286972), (11, 6624520), (14, 5204980), (20, 3643486), (22, 3312260), (28, 2602490), (35, 2081992), (40, 1821743), (44, 1656130), (55, 1324904), (56, 1301245), (59, 1235080), (70, 1040996), (77, 946360), (88, 828065), (110, 662452), (118, 617540), (140, 520498), (154, 473180), (220, 331226), (236, 308770), (280, 260249), (295, 247016), (308, 236590), (385, 189272), (401, 181720), (413, 176440), (440, 165613), (472, 154385), (590, 123508), (616, 118295), (649, 112280), (770, 94636), (802, 90860), (826, 88220), (1180, 61754), (1298, 56140), (1540, 47318), (1604, 45430), (1652, 44110), (2005, 36344), (2065, 35288), (2360, 30877), (2596, 28070), (2807, 25960), (3080, 23659), (3208, 22715), (3245, 22456), (3304, 22055), (4010, 18172), (4130, 17644), (4411, 16520), (4543, 16040), (5192, 14035), (5614, 12980), (6490, 11228), (8020, 9086), (8260, 8822)]