8148990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^2\times {\mathrm{73}}^1$

素因数の和:205

約数の個数: 48

約数和(自身を含む): 20155824

約数和(自身を除く): 12006834

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 73, 122, 146, 183, 219, 305, 365, 366, 438, 610, 730, 915, 1095, 1830, 2190, 3721, 4453, 7442, 8906, 11163, 13359, 18605, 22265, 22326, 26718, 37210, 44530, 55815, 66795, 111630, 133590, 271633, 543266, 814899, 1358165, 1629798, 2716330, 4074495, 8148990]

約数ペア:

[(1, 8148990), (2, 4074495), (3, 2716330), (5, 1629798), (6, 1358165), (10, 814899), (15, 543266), (30, 271633), (61, 133590), (73, 111630), (122, 66795), (146, 55815), (183, 44530), (219, 37210), (305, 26718), (365, 22326), (366, 22265), (438, 18605), (610, 13359), (730, 11163), (915, 8906), (1095, 7442), (1830, 4453), (2190, 3721)]