168437640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{839}}^1$

素因数の和:1099

約数の個数: 128

約数和(自身を含む): 580608000

約数和(自身を除く): 412170360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 239, 280, 420, 478, 717, 839, 840, 956, 1195, 1434, 1673, 1678, 1912, 2390, 2517, 2868, 3346, 3356, 3585, 4195, 4780, 5019, 5034, 5736, 5873, 6692, 6712, 7170, 8365, 8390, 9560, 10038, 10068, 11746, 12585, 13384, 14340, 16730, 16780, 17619, 20076, 20136, 23492, 25095, 25170, 28680, 29365, 33460, 33560, 35238, 40152, 46984, 50190, 50340, 58730, 66920, 70476, 88095, 100380, 100680, 117460, 140952, 176190, 200521, 200760, 234920, 352380, 401042, 601563, 704760, 802084, 1002605, 1203126, 1403647, 1604168, 2005210, 2406252, 2807294, 3007815, 4010420, 4210941, 4812504, 5614588, 6015630, 7018235, 8020840, 8421882, 11229176, 12031260, 14036470, 16843764, 21054705, 24062520, 28072940, 33687528, 42109410, 56145880, 84218820, 168437640]

約数ペア:

[(1, 168437640), (2, 84218820), (3, 56145880), (4, 42109410), (5, 33687528), (6, 28072940), (7, 24062520), (8, 21054705), (10, 16843764), (12, 14036470), (14, 12031260), (15, 11229176), (20, 8421882), (21, 8020840), (24, 7018235), (28, 6015630), (30, 5614588), (35, 4812504), (40, 4210941), (42, 4010420), (56, 3007815), (60, 2807294), (70, 2406252), (84, 2005210), (105, 1604168), (120, 1403647), (140, 1203126), (168, 1002605), (210, 802084), (239, 704760), (280, 601563), (420, 401042), (478, 352380), (717, 234920), (839, 200760), (840, 200521), (956, 176190), (1195, 140952), (1434, 117460), (1673, 100680), (1678, 100380), (1912, 88095), (2390, 70476), (2517, 66920), (2868, 58730), (3346, 50340), (3356, 50190), (3585, 46984), (4195, 40152), (4780, 35238), (5019, 33560), (5034, 33460), (5736, 29365), (5873, 28680), (6692, 25170), (6712, 25095), (7170, 23492), (8365, 20136), (8390, 20076), (9560, 17619), (10038, 16780), (10068, 16730), (11746, 14340), (12585, 13384)]