19787760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{9161}}^1$

素因数の和:9183

約数の個数: 80

約数和(自身を含む): 68165280

約数和(自身を除く): 48377520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 9161, 18322, 27483, 36644, 45805, 54966, 73288, 82449, 91610, 109932, 137415, 146576, 164898, 183220, 219864, 247347, 274830, 329796, 366440, 412245, 439728, 494694, 549660, 659592, 732880, 824490, 989388, 1099320, 1236735, 1319184, 1648980, 1978776, 2198640, 2473470, 3297960, 3957552, 4946940, 6595920, 9893880, 19787760]

約数ペア:

[(1, 19787760), (2, 9893880), (3, 6595920), (4, 4946940), (5, 3957552), (6, 3297960), (8, 2473470), (9, 2198640), (10, 1978776), (12, 1648980), (15, 1319184), (16, 1236735), (18, 1099320), (20, 989388), (24, 824490), (27, 732880), (30, 659592), (36, 549660), (40, 494694), (45, 439728), (48, 412245), (54, 366440), (60, 329796), (72, 274830), (80, 247347), (90, 219864), (108, 183220), (120, 164898), (135, 146576), (144, 137415), (180, 109932), (216, 91610), (240, 82449), (270, 73288), (360, 54966), (432, 45805), (540, 36644), (720, 27483), (1080, 18322), (2160, 9161)]