1071900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{397}}^1$

素因数の和:420

約数の個数: 72

約数和(自身を含む): 3454640

約数和(自身を除く): 2382740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 397, 450, 540, 675, 794, 900, 1191, 1350, 1588, 1985, 2382, 2700, 3573, 3970, 4764, 5955, 7146, 7940, 9925, 10719, 11910, 14292, 17865, 19850, 21438, 23820, 29775, 35730, 39700, 42876, 53595, 59550, 71460, 89325, 107190, 119100, 178650, 214380, 267975, 357300, 535950, 1071900]

約数ペア:

[(1, 1071900), (2, 535950), (3, 357300), (4, 267975), (5, 214380), (6, 178650), (9, 119100), (10, 107190), (12, 89325), (15, 71460), (18, 59550), (20, 53595), (25, 42876), (27, 39700), (30, 35730), (36, 29775), (45, 23820), (50, 21438), (54, 19850), (60, 17865), (75, 14292), (90, 11910), (100, 10719), (108, 9925), (135, 7940), (150, 7146), (180, 5955), (225, 4764), (270, 3970), (300, 3573), (397, 2700), (450, 2382), (540, 1985), (675, 1588), (794, 1350), (900, 1191)]