68728500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{1697}}^1$

素因数の和:1728

約数の個数: 120

約数和(自身を含む): 224360136

約数和(自身を除く): 155631636

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, 1697, 2025, 2250, 2700, 3375, 3394, 4050, 4500, 5091, 6750, 6788, 8100, 8485, 10125, 10182, 13500, 15273, 16970, 20250, 20364, 25455, 30546, 33940, 40500, 42425, 45819, 50910, 61092, 76365, 84850, 91638, 101820, 127275, 137457, 152730, 169700, 183276, 212125, 229095, 254550, 274914, 305460, 381825, 424250, 458190, 509100, 549828, 636375, 687285, 763650, 848500, 916380, 1145475, 1272750, 1374570, 1527300, 1909125, 2290950, 2545500, 2749140, 3436425, 3818250, 4581900, 5727375, 6872850, 7636500, 11454750, 13745700, 17182125, 22909500, 34364250, 68728500]

約数ペア:

[(1, 68728500), (2, 34364250), (3, 22909500), (4, 17182125), (5, 13745700), (6, 11454750), (9, 7636500), (10, 6872850), (12, 5727375), (15, 4581900), (18, 3818250), (20, 3436425), (25, 2749140), (27, 2545500), (30, 2290950), (36, 1909125), (45, 1527300), (50, 1374570), (54, 1272750), (60, 1145475), (75, 916380), (81, 848500), (90, 763650), (100, 687285), (108, 636375), (125, 549828), (135, 509100), (150, 458190), (162, 424250), (180, 381825), (225, 305460), (250, 274914), (270, 254550), (300, 229095), (324, 212125), (375, 183276), (405, 169700), (450, 152730), (500, 137457), (540, 127275), (675, 101820), (750, 91638), (810, 84850), (900, 76365), (1125, 61092), (1350, 50910), (1500, 45819), (1620, 42425), (1697, 40500), (2025, 33940), (2250, 30546), (2700, 25455), (3375, 20364), (3394, 20250), (4050, 16970), (4500, 15273), (5091, 13500), (6750, 10182), (6788, 10125), (8100, 8485)]