2015489340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{110863}}^1$

素因数の和:110979

約数の個数: 72

約数和(自身を含む): 6174237888

約数和(自身を除く): 4158748548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 110863, 221726, 332589, 443452, 554315, 665178, 997767, 1108630, 1330356, 1662945, 1995534, 2217260, 3325890, 3991068, 4988835, 6651780, 9977670, 11197163, 19955340, 22394326, 33591489, 44788652, 55985815, 67182978, 100774467, 111971630, 134365956, 167957445, 201548934, 223943260, 335914890, 403097868, 503872335, 671829780, 1007744670, 2015489340]

約数ペア:

[(1, 2015489340), (2, 1007744670), (3, 671829780), (4, 503872335), (5, 403097868), (6, 335914890), (9, 223943260), (10, 201548934), (12, 167957445), (15, 134365956), (18, 111971630), (20, 100774467), (30, 67182978), (36, 55985815), (45, 44788652), (60, 33591489), (90, 22394326), (101, 19955340), (180, 11197163), (202, 9977670), (303, 6651780), (404, 4988835), (505, 3991068), (606, 3325890), (909, 2217260), (1010, 1995534), (1212, 1662945), (1515, 1330356), (1818, 1108630), (2020, 997767), (3030, 665178), (3636, 554315), (4545, 443452), (6060, 332589), (9090, 221726), (18180, 110863)]