19178880

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{1427}}^1$

素因数の和:1456

約数の個数: 128

約数和(自身を含む): 69914880

約数和(自身を除く): 50736000

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, 1427, 1680, 1920, 2240, 2688, 2854, 3360, 4281, 4480, 5708, 6720, 7135, 8562, 9989, 11416, 13440, 14270, 17124, 19978, 21405, 22832, 28540, 29967, 34248, 39956, 42810, 45664, 49945, 57080, 59934, 68496, 79912, 85620, 91328, 99890, 114160, 119868, 136992, 149835, 159824, 171240, 182656, 199780, 228320, 239736, 273984, 299670, 319648, 342480, 399560, 456640, 479472, 547968, 599340, 639296, 684960, 799120, 913280, 958944, 1198680, 1278592, 1369920, 1598240, 1917888, 2397360, 2739840, 3196480, 3835776, 4794720, 6392960, 9589440, 19178880]

約数ペア:

[(1, 19178880), (2, 9589440), (3, 6392960), (4, 4794720), (5, 3835776), (6, 3196480), (7, 2739840), (8, 2397360), (10, 1917888), (12, 1598240), (14, 1369920), (15, 1278592), (16, 1198680), (20, 958944), (21, 913280), (24, 799120), (28, 684960), (30, 639296), (32, 599340), (35, 547968), (40, 479472), (42, 456640), (48, 399560), (56, 342480), (60, 319648), (64, 299670), (70, 273984), (80, 239736), (84, 228320), (96, 199780), (105, 182656), (112, 171240), (120, 159824), (128, 149835), (140, 136992), (160, 119868), (168, 114160), (192, 99890), (210, 91328), (224, 85620), (240, 79912), (280, 68496), (320, 59934), (336, 57080), (384, 49945), (420, 45664), (448, 42810), (480, 39956), (560, 34248), (640, 29967), (672, 28540), (840, 22832), (896, 21405), (960, 19978), (1120, 17124), (1344, 14270), (1427, 13440), (1680, 11416), (1920, 9989), (2240, 8562), (2688, 7135), (2854, 6720), (3360, 5708), (4281, 4480)]