420120144

素因数分解:

$2^4\times 3^2\times {\mathrm{131}}^1\times {\mathrm{22271}}^1$

素因数の和:22416

約数の個数: 60

約数和(自身を含む): 1184781312

約数和(自身を除く): 764661168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 131, 144, 262, 393, 524, 786, 1048, 1179, 1572, 2096, 2358, 3144, 4716, 6288, 9432, 18864, 22271, 44542, 66813, 89084, 133626, 178168, 200439, 267252, 356336, 400878, 534504, 801756, 1069008, 1603512, 2917501, 3207024, 5835002, 8752503, 11670004, 17505006, 23340008, 26257509, 35010012, 46680016, 52515018, 70020024, 105030036, 140040048, 210060072, 420120144]

約数ペア:

[(1, 420120144), (2, 210060072), (3, 140040048), (4, 105030036), (6, 70020024), (8, 52515018), (9, 46680016), (12, 35010012), (16, 26257509), (18, 23340008), (24, 17505006), (36, 11670004), (48, 8752503), (72, 5835002), (131, 3207024), (144, 2917501), (262, 1603512), (393, 1069008), (524, 801756), (786, 534504), (1048, 400878), (1179, 356336), (1572, 267252), (2096, 200439), (2358, 178168), (3144, 133626), (4716, 89084), (6288, 66813), (9432, 44542), (18864, 22271)]