663008640

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{49331}}^1$

素因数の和:49360

約数の個数: 128

約数和(自身を含む): 2415294720

約数和(自身を除く): 1752286080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 49331, 98662, 147993, 197324, 246655, 295986, 345317, 394648, 493310, 591972, 690634, 739965, 789296, 986620, 1035951, 1183944, 1381268, 1479930, 1578592, 1726585, 1973240, 2071902, 2367888, 2762536, 2959860, 3157184, 3453170, 3946480, 4143804, 4735776, 5179755, 5525072, 5919720, 6314368, 6906340, 7892960, 8287608, 9471552, 10359510, 11050144, 11839440, 13812680, 15785920, 16575216, 18943104, 20719020, 22100288, 23678880, 27625360, 31571840, 33150432, 41438040, 44200576, 47357760, 55250720, 66300864, 82876080, 94715520, 110501440, 132601728, 165752160, 221002880, 331504320, 663008640]

約数ペア:

[(1, 663008640), (2, 331504320), (3, 221002880), (4, 165752160), (5, 132601728), (6, 110501440), (7, 94715520), (8, 82876080), (10, 66300864), (12, 55250720), (14, 47357760), (15, 44200576), (16, 41438040), (20, 33150432), (21, 31571840), (24, 27625360), (28, 23678880), (30, 22100288), (32, 20719020), (35, 18943104), (40, 16575216), (42, 15785920), (48, 13812680), (56, 11839440), (60, 11050144), (64, 10359510), (70, 9471552), (80, 8287608), (84, 7892960), (96, 6906340), (105, 6314368), (112, 5919720), (120, 5525072), (128, 5179755), (140, 4735776), (160, 4143804), (168, 3946480), (192, 3453170), (210, 3157184), (224, 2959860), (240, 2762536), (280, 2367888), (320, 2071902), (336, 1973240), (384, 1726585), (420, 1578592), (448, 1479930), (480, 1381268), (560, 1183944), (640, 1035951), (672, 986620), (840, 789296), (896, 739965), (960, 690634), (1120, 591972), (1344, 493310), (1680, 394648), (1920, 345317), (2240, 295986), (2688, 246655), (3360, 197324), (4480, 147993), (6720, 98662), (13440, 49331)]