218580240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{910751}}^1$

素因数の和:910767

約数の個数: 40

約数和(自身を含む): 677599488

約数和(自身を除く): 459019248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 910751, 1821502, 2732253, 3643004, 4553755, 5464506, 7286008, 9107510, 10929012, 13661265, 14572016, 18215020, 21858024, 27322530, 36430040, 43716048, 54645060, 72860080, 109290120, 218580240]

約数ペア:

[(1, 218580240), (2, 109290120), (3, 72860080), (4, 54645060), (5, 43716048), (6, 36430040), (8, 27322530), (10, 21858024), (12, 18215020), (15, 14572016), (16, 13661265), (20, 10929012), (24, 9107510), (30, 7286008), (40, 5464506), (48, 4553755), (60, 3643004), (80, 2732253), (120, 1821502), (240, 910751)]