18675960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1511}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 37933320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1511, 1545, 2060, 2472, 3022, 3090, 4120, 4533, 6044, 6180, 7555, 9066, 12088, 12360, 15110, 18132, 22665, 30220, 36264, 45330, 60440, 90660, 155633, 181320, 311266, 466899, 622532, 778165, 933798, 1245064, 1556330, 1867596, 2334495, 3112660, 3735192, 4668990, 6225320, 9337980, 18675960]

約数ペア:

[(1, 18675960), (2, 9337980), (3, 6225320), (4, 4668990), (5, 3735192), (6, 3112660), (8, 2334495), (10, 1867596), (12, 1556330), (15, 1245064), (20, 933798), (24, 778165), (30, 622532), (40, 466899), (60, 311266), (103, 181320), (120, 155633), (206, 90660), (309, 60440), (412, 45330), (515, 36264), (618, 30220), (824, 22665), (1030, 18132), (1236, 15110), (1511, 12360), (1545, 12088), (2060, 9066), (2472, 7555), (3022, 6180), (3090, 6044), (4120, 4533)]