91781970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23003}}^1$

素因数の和:23039

約数の個数: 64

約数和(自身を含む): 265006080

約数和(自身を除く): 173224110

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 23003, 46006, 69009, 115015, 138018, 161021, 230030, 322042, 345045, 437057, 483063, 690090, 805105, 874114, 966126, 1311171, 1610210, 2185285, 2415315, 2622342, 3059399, 4370570, 4830630, 6118798, 6555855, 9178197, 13111710, 15296995, 18356394, 30593990, 45890985, 91781970]

約数ペア:

[(1, 91781970), (2, 45890985), (3, 30593990), (5, 18356394), (6, 15296995), (7, 13111710), (10, 9178197), (14, 6555855), (15, 6118798), (19, 4830630), (21, 4370570), (30, 3059399), (35, 2622342), (38, 2415315), (42, 2185285), (57, 1610210), (70, 1311171), (95, 966126), (105, 874114), (114, 805105), (133, 690090), (190, 483063), (210, 437057), (266, 345045), (285, 322042), (399, 230030), (570, 161021), (665, 138018), (798, 115015), (1330, 69009), (1995, 46006), (3990, 23003)]