198720120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3061}}^1$

素因数の和:3616

約数の個数: 64

約数和(自身を含む): 597457440

約数和(自身を除く): 398737320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541, 1082, 1623, 2164, 2705, 3061, 3246, 4328, 5410, 6122, 6492, 8115, 9183, 10820, 12244, 12984, 15305, 16230, 18366, 21640, 24488, 30610, 32460, 36732, 45915, 61220, 64920, 73464, 91830, 122440, 183660, 367320, 1656001, 3312002, 4968003, 6624004, 8280005, 9936006, 13248008, 16560010, 19872012, 24840015, 33120020, 39744024, 49680030, 66240040, 99360060, 198720120]

約数ペア:

[(1, 198720120), (2, 99360060), (3, 66240040), (4, 49680030), (5, 39744024), (6, 33120020), (8, 24840015), (10, 19872012), (12, 16560010), (15, 13248008), (20, 9936006), (24, 8280005), (30, 6624004), (40, 4968003), (60, 3312002), (120, 1656001), (541, 367320), (1082, 183660), (1623, 122440), (2164, 91830), (2705, 73464), (3061, 64920), (3246, 61220), (4328, 45915), (5410, 36732), (6122, 32460), (6492, 30610), (8115, 24488), (9183, 21640), (10820, 18366), (12244, 16230), (12984, 15305)]