18078360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1907}}^1$

素因数の和:2000

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 36872040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 1907, 2370, 3160, 3814, 4740, 5721, 7628, 9480, 9535, 11442, 15256, 19070, 22884, 28605, 38140, 45768, 57210, 76280, 114420, 150653, 228840, 301306, 451959, 602612, 753265, 903918, 1205224, 1506530, 1807836, 2259795, 3013060, 3615672, 4519590, 6026120, 9039180, 18078360]

約数ペア:

[(1, 18078360), (2, 9039180), (3, 6026120), (4, 4519590), (5, 3615672), (6, 3013060), (8, 2259795), (10, 1807836), (12, 1506530), (15, 1205224), (20, 903918), (24, 753265), (30, 602612), (40, 451959), (60, 301306), (79, 228840), (120, 150653), (158, 114420), (237, 76280), (316, 57210), (395, 45768), (474, 38140), (632, 28605), (790, 22884), (948, 19070), (1185, 15256), (1580, 11442), (1896, 9535), (1907, 9480), (2370, 7628), (3160, 5721), (3814, 4740)]