18845160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1619}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 57153600

約数和(自身を除く): 38308440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 97, 120, 194, 291, 388, 485, 582, 776, 970, 1164, 1455, 1619, 1940, 2328, 2910, 3238, 3880, 4857, 5820, 6476, 8095, 9714, 11640, 12952, 16190, 19428, 24285, 32380, 38856, 48570, 64760, 97140, 157043, 194280, 314086, 471129, 628172, 785215, 942258, 1256344, 1570430, 1884516, 2355645, 3140860, 3769032, 4711290, 6281720, 9422580, 18845160]

約数ペア:

[(1, 18845160), (2, 9422580), (3, 6281720), (4, 4711290), (5, 3769032), (6, 3140860), (8, 2355645), (10, 1884516), (12, 1570430), (15, 1256344), (20, 942258), (24, 785215), (30, 628172), (40, 471129), (60, 314086), (97, 194280), (120, 157043), (194, 97140), (291, 64760), (388, 48570), (485, 38856), (582, 32380), (776, 24285), (970, 19428), (1164, 16190), (1455, 12952), (1619, 11640), (1940, 9714), (2328, 8095), (2910, 6476), (3238, 5820), (3880, 4857)]