1200359520

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1999}}^1$

素因数の和:2162

約数の個数: 192

約数和(自身を含む): 4233600000

約数和(自身を除く): 3033240480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 139, 144, 160, 180, 216, 240, 270, 278, 288, 360, 417, 432, 480, 540, 556, 695, 720, 834, 864, 1080, 1112, 1251, 1390, 1440, 1668, 1999, 2085, 2160, 2224, 2502, 2780, 3336, 3753, 3998, 4170, 4320, 4448, 5004, 5560, 5997, 6255, 6672, 7506, 7996, 8340, 9995, 10008, 11120, 11994, 12510, 13344, 15012, 15992, 16680, 17991, 18765, 19990, 20016, 22240, 23988, 25020, 29985, 30024, 31984, 33360, 35982, 37530, 39980, 40032, 47976, 50040, 53973, 59970, 60048, 63968, 66720, 71964, 75060, 79960, 89955, 95952, 100080, 107946, 119940, 120096, 143928, 150120, 159920, 179910, 191904, 200160, 215892, 239880, 269865, 277861, 287856, 300240, 319840, 359820, 431784, 479760, 539730, 555722, 575712, 600480, 719640, 833583, 863568, 959520, 1079460, 1111444, 1389305, 1439280, 1667166, 1727136, 2158920, 2222888, 2500749, 2778610, 2878560, 3334332, 4167915, 4317840, 4445776, 5001498, 5557220, 6668664, 7502247, 8335830, 8635680, 8891552, 10002996, 11114440, 12503745, 13337328, 15004494, 16671660, 20005992, 22228880, 25007490, 26674656, 30008988, 33343320, 37511235, 40011984, 44457760, 50014980, 60017976, 66686640, 75022470, 80023968, 100029960, 120035952, 133373280, 150044940, 200059920, 240071904, 300089880, 400119840, 600179760, 1200359520]

約数ペア:

[(1, 1200359520), (2, 600179760), (3, 400119840), (4, 300089880), (5, 240071904), (6, 200059920), (8, 150044940), (9, 133373280), (10, 120035952), (12, 100029960), (15, 80023968), (16, 75022470), (18, 66686640), (20, 60017976), (24, 50014980), (27, 44457760), (30, 40011984), (32, 37511235), (36, 33343320), (40, 30008988), (45, 26674656), (48, 25007490), (54, 22228880), (60, 20005992), (72, 16671660), (80, 15004494), (90, 13337328), (96, 12503745), (108, 11114440), (120, 10002996), (135, 8891552), (139, 8635680), (144, 8335830), (160, 7502247), (180, 6668664), (216, 5557220), (240, 5001498), (270, 4445776), (278, 4317840), (288, 4167915), (360, 3334332), (417, 2878560), (432, 2778610), (480, 2500749), (540, 2222888), (556, 2158920), (695, 1727136), (720, 1667166), (834, 1439280), (864, 1389305), (1080, 1111444), (1112, 1079460), (1251, 959520), (1390, 863568), (1440, 833583), (1668, 719640), (1999, 600480), (2085, 575712), (2160, 555722), (2224, 539730), (2502, 479760), (2780, 431784), (3336, 359820), (3753, 319840), (3998, 300240), (4170, 287856), (4320, 277861), (4448, 269865), (5004, 239880), (5560, 215892), (5997, 200160), (6255, 191904), (6672, 179910), (7506, 159920), (7996, 150120), (8340, 143928), (9995, 120096), (10008, 119940), (11120, 107946), (11994, 100080), (12510, 95952), (13344, 89955), (15012, 79960), (15992, 75060), (16680, 71964), (17991, 66720), (18765, 63968), (19990, 60048), (20016, 59970), (22240, 53973), (23988, 50040), (25020, 47976), (29985, 40032), (30024, 39980), (31984, 37530), (33360, 35982)]