18748560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{409}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 58567680

約数和(自身を除く): 39819120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 409, 573, 764, 818, 955, 1146, 1227, 1528, 1636, 1910, 2045, 2292, 2454, 2865, 3056, 3272, 3820, 4090, 4584, 4908, 5730, 6135, 6544, 7640, 8180, 9168, 9816, 11460, 12270, 15280, 16360, 19632, 22920, 24540, 32720, 45840, 49080, 78119, 98160, 156238, 234357, 312476, 390595, 468714, 624952, 781190, 937428, 1171785, 1249904, 1562380, 1874856, 2343570, 3124760, 3749712, 4687140, 6249520, 9374280, 18748560]

約数ペア:

[(1, 18748560), (2, 9374280), (3, 6249520), (4, 4687140), (5, 3749712), (6, 3124760), (8, 2343570), (10, 1874856), (12, 1562380), (15, 1249904), (16, 1171785), (20, 937428), (24, 781190), (30, 624952), (40, 468714), (48, 390595), (60, 312476), (80, 234357), (120, 156238), (191, 98160), (240, 78119), (382, 49080), (409, 45840), (573, 32720), (764, 24540), (818, 22920), (955, 19632), (1146, 16360), (1227, 15280), (1528, 12270), (1636, 11460), (1910, 9816), (2045, 9168), (2292, 8180), (2454, 7640), (2865, 6544), (3056, 6135), (3272, 5730), (3820, 4908), (4090, 4584)]