221424240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{922601}}^1$

素因数の和:922617

約数の個数: 40

約数和(自身を含む): 686415888

約数和(自身を除く): 464991648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 922601, 1845202, 2767803, 3690404, 4613005, 5535606, 7380808, 9226010, 11071212, 13839015, 14761616, 18452020, 22142424, 27678030, 36904040, 44284848, 55356060, 73808080, 110712120, 221424240]

約数ペア:

[(1, 221424240), (2, 110712120), (3, 73808080), (4, 55356060), (5, 44284848), (6, 36904040), (8, 27678030), (10, 22142424), (12, 18452020), (15, 14761616), (16, 13839015), (20, 11071212), (24, 9226010), (30, 7380808), (40, 5535606), (48, 4613005), (60, 3690404), (80, 2767803), (120, 1845202), (240, 922601)]