28238931840

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{2101111}}^1$

素因数の和:2101140

約数の個数: 128

約数和(自身を含む): 102870443520

約数和(自身を除く): 74631511680

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, 2101111, 4202222, 6303333, 8404444, 10505555, 12606666, 14707777, 16808888, 21011110, 25213332, 29415554, 31516665, 33617776, 42022220, 44123331, 50426664, 58831108, 63033330, 67235552, 73538885, 84044440, 88246662, 100853328, 117662216, 126066660, 134471104, 147077770, 168088880, 176493324, 201706656, 220616655, 235324432, 252133320, 268942208, 294155540, 336177760, 352986648, 403413312, 441233310, 470648864, 504266640, 588311080, 672355520, 705973296, 806826624, 882466620, 941297728, 1008533280, 1176622160, 1344711040, 1411946592, 1764933240, 1882595456, 2017066560, 2353244320, 2823893184, 3529866480, 4034133120, 4706488640, 5647786368, 7059732960, 9412977280, 14119465920, 28238931840]

約数ペア:

[(1, 28238931840), (2, 14119465920), (3, 9412977280), (4, 7059732960), (5, 5647786368), (6, 4706488640), (7, 4034133120), (8, 3529866480), (10, 2823893184), (12, 2353244320), (14, 2017066560), (15, 1882595456), (16, 1764933240), (20, 1411946592), (21, 1344711040), (24, 1176622160), (28, 1008533280), (30, 941297728), (32, 882466620), (35, 806826624), (40, 705973296), (42, 672355520), (48, 588311080), (56, 504266640), (60, 470648864), (64, 441233310), (70, 403413312), (80, 352986648), (84, 336177760), (96, 294155540), (105, 268942208), (112, 252133320), (120, 235324432), (128, 220616655), (140, 201706656), (160, 176493324), (168, 168088880), (192, 147077770), (210, 134471104), (224, 126066660), (240, 117662216), (280, 100853328), (320, 88246662), (336, 84044440), (384, 73538885), (420, 67235552), (448, 63033330), (480, 58831108), (560, 50426664), (640, 44123331), (672, 42022220), (840, 33617776), (896, 31516665), (960, 29415554), (1120, 25213332), (1344, 21011110), (1680, 16808888), (1920, 14707777), (2240, 12606666), (2688, 10505555), (3360, 8404444), (4480, 6303333), (6720, 4202222), (13440, 2101111)]