120865400

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{9907}}^1$

素因数の和:9984

約数の個数: 48

約数和(自身を含む): 285647640

約数和(自身を除く): 164782240

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 9907, 12200, 19814, 39628, 49535, 79256, 99070, 198140, 247675, 396280, 495350, 604327, 990700, 1208654, 1981400, 2417308, 3021635, 4834616, 6043270, 12086540, 15108175, 24173080, 30216350, 60432700, 120865400]

約数ペア:

[(1, 120865400), (2, 60432700), (4, 30216350), (5, 24173080), (8, 15108175), (10, 12086540), (20, 6043270), (25, 4834616), (40, 3021635), (50, 2417308), (61, 1981400), (100, 1208654), (122, 990700), (200, 604327), (244, 495350), (305, 396280), (488, 247675), (610, 198140), (1220, 99070), (1525, 79256), (2440, 49535), (3050, 39628), (6100, 19814), (9907, 12200)]