489771900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{181397}}^1$

素因数の和:181420

約数の個数: 72

約数和(自身を含む): 1574534640

約数和(自身を除く): 1084762740

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, 450, 540, 675, 900, 1350, 2700, 181397, 362794, 544191, 725588, 906985, 1088382, 1632573, 1813970, 2176764, 2720955, 3265146, 3627940, 4534925, 4897719, 5441910, 6530292, 8162865, 9069850, 9795438, 10883820, 13604775, 16325730, 18139700, 19590876, 24488595, 27209550, 32651460, 40814325, 48977190, 54419100, 81628650, 97954380, 122442975, 163257300, 244885950, 489771900]

約数ペア:

[(1, 489771900), (2, 244885950), (3, 163257300), (4, 122442975), (5, 97954380), (6, 81628650), (9, 54419100), (10, 48977190), (12, 40814325), (15, 32651460), (18, 27209550), (20, 24488595), (25, 19590876), (27, 18139700), (30, 16325730), (36, 13604775), (45, 10883820), (50, 9795438), (54, 9069850), (60, 8162865), (75, 6530292), (90, 5441910), (100, 4897719), (108, 4534925), (135, 3627940), (150, 3265146), (180, 2720955), (225, 2176764), (270, 1813970), (300, 1632573), (450, 1088382), (540, 906985), (675, 725588), (900, 544191), (1350, 362794), (2700, 181397)]