561289500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{13859}}^1$

素因数の和:13890

約数の個数: 120

約数和(自身を含む): 1831349520

約数和(自身を除く): 1270060020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 250, 270, 300, 324, 375, 405, 450, 500, 540, 675, 750, 810, 900, 1125, 1350, 1500, 1620, 2025, 2250, 2700, 3375, 4050, 4500, 6750, 8100, 10125, 13500, 13859, 20250, 27718, 40500, 41577, 55436, 69295, 83154, 124731, 138590, 166308, 207885, 249462, 277180, 346475, 374193, 415770, 498924, 623655, 692950, 748386, 831540, 1039425, 1122579, 1247310, 1385900, 1496772, 1732375, 1870965, 2078850, 2245158, 2494620, 3118275, 3464750, 3741930, 4157700, 4490316, 5197125, 5612895, 6236550, 6929500, 7483860, 9354825, 10394250, 11225790, 12473100, 15591375, 18709650, 20788500, 22451580, 28064475, 31182750, 37419300, 46774125, 56128950, 62365500, 93548250, 112257900, 140322375, 187096500, 280644750, 561289500]

約数ペア:

[(1, 561289500), (2, 280644750), (3, 187096500), (4, 140322375), (5, 112257900), (6, 93548250), (9, 62365500), (10, 56128950), (12, 46774125), (15, 37419300), (18, 31182750), (20, 28064475), (25, 22451580), (27, 20788500), (30, 18709650), (36, 15591375), (45, 12473100), (50, 11225790), (54, 10394250), (60, 9354825), (75, 7483860), (81, 6929500), (90, 6236550), (100, 5612895), (108, 5197125), (125, 4490316), (135, 4157700), (150, 3741930), (162, 3464750), (180, 3118275), (225, 2494620), (250, 2245158), (270, 2078850), (300, 1870965), (324, 1732375), (375, 1496772), (405, 1385900), (450, 1247310), (500, 1122579), (540, 1039425), (675, 831540), (750, 748386), (810, 692950), (900, 623655), (1125, 498924), (1350, 415770), (1500, 374193), (1620, 346475), (2025, 277180), (2250, 249462), (2700, 207885), (3375, 166308), (4050, 138590), (4500, 124731), (6750, 83154), (8100, 69295), (10125, 55436), (13500, 41577), (13859, 40500), (20250, 27718)]