65465460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{991}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 199320576

約数和(自身を除く): 133855116

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 367, 734, 991, 1101, 1468, 1835, 1982, 2202, 2973, 3303, 3670, 3964, 4404, 4955, 5505, 5946, 6606, 7340, 8919, 9910, 11010, 11892, 13212, 14865, 16515, 17838, 19820, 22020, 29730, 33030, 35676, 44595, 59460, 66060, 89190, 178380, 363697, 727394, 1091091, 1454788, 1818485, 2182182, 3273273, 3636970, 4364364, 5455455, 6546546, 7273940, 10910910, 13093092, 16366365, 21821820, 32732730, 65465460]

約数ペア:

[(1, 65465460), (2, 32732730), (3, 21821820), (4, 16366365), (5, 13093092), (6, 10910910), (9, 7273940), (10, 6546546), (12, 5455455), (15, 4364364), (18, 3636970), (20, 3273273), (30, 2182182), (36, 1818485), (45, 1454788), (60, 1091091), (90, 727394), (180, 363697), (367, 178380), (734, 89190), (991, 66060), (1101, 59460), (1468, 44595), (1835, 35676), (1982, 33030), (2202, 29730), (2973, 22020), (3303, 19820), (3670, 17838), (3964, 16515), (4404, 14865), (4955, 13212), (5505, 11892), (5946, 11010), (6606, 9910), (7340, 8919)]