74272280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{673}}^1$

素因数の和:804

約数の個数: 64

約数和(自身を含む): 174700800

約数和(自身を除く): 100428520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 89, 124, 155, 178, 248, 310, 356, 445, 620, 673, 712, 890, 1240, 1346, 1780, 2692, 2759, 3365, 3560, 5384, 5518, 6730, 11036, 13460, 13795, 20863, 22072, 26920, 27590, 41726, 55180, 59897, 83452, 104315, 110360, 119794, 166904, 208630, 239588, 299485, 417260, 479176, 598970, 834520, 1197940, 1856807, 2395880, 3713614, 7427228, 9284035, 14854456, 18568070, 37136140, 74272280]

約数ペア:

[(1, 74272280), (2, 37136140), (4, 18568070), (5, 14854456), (8, 9284035), (10, 7427228), (20, 3713614), (31, 2395880), (40, 1856807), (62, 1197940), (89, 834520), (124, 598970), (155, 479176), (178, 417260), (248, 299485), (310, 239588), (356, 208630), (445, 166904), (620, 119794), (673, 110360), (712, 104315), (890, 83452), (1240, 59897), (1346, 55180), (1780, 41726), (2692, 27590), (2759, 26920), (3365, 22072), (3560, 20863), (5384, 13795), (5518, 13460), (6730, 11036)]