2146500

素因数分解:

$2^2\times 3^4\times 5^3\times {\mathrm{53}}^1$

素因数の和:84

約数の個数: 120

約数和(自身を含む): 7135128

約数和(自身を除く): 4988628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 53, 54, 60, 75, 81, 90, 100, 106, 108, 125, 135, 150, 159, 162, 180, 212, 225, 250, 265, 270, 300, 318, 324, 375, 405, 450, 477, 500, 530, 540, 636, 675, 750, 795, 810, 900, 954, 1060, 1125, 1325, 1350, 1431, 1500, 1590, 1620, 1908, 2025, 2250, 2385, 2650, 2700, 2862, 3180, 3375, 3975, 4050, 4293, 4500, 4770, 5300, 5724, 6625, 6750, 7155, 7950, 8100, 8586, 9540, 10125, 11925, 13250, 13500, 14310, 15900, 17172, 19875, 20250, 21465, 23850, 26500, 28620, 35775, 39750, 40500, 42930, 47700, 59625, 71550, 79500, 85860, 107325, 119250, 143100, 178875, 214650, 238500, 357750, 429300, 536625, 715500, 1073250, 2146500]

約数ペア:

[(1, 2146500), (2, 1073250), (3, 715500), (4, 536625), (5, 429300), (6, 357750), (9, 238500), (10, 214650), (12, 178875), (15, 143100), (18, 119250), (20, 107325), (25, 85860), (27, 79500), (30, 71550), (36, 59625), (45, 47700), (50, 42930), (53, 40500), (54, 39750), (60, 35775), (75, 28620), (81, 26500), (90, 23850), (100, 21465), (106, 20250), (108, 19875), (125, 17172), (135, 15900), (150, 14310), (159, 13500), (162, 13250), (180, 11925), (212, 10125), (225, 9540), (250, 8586), (265, 8100), (270, 7950), (300, 7155), (318, 6750), (324, 6625), (375, 5724), (405, 5300), (450, 4770), (477, 4500), (500, 4293), (530, 4050), (540, 3975), (636, 3375), (675, 3180), (750, 2862), (795, 2700), (810, 2650), (900, 2385), (954, 2250), (1060, 2025), (1125, 1908), (1325, 1620), (1350, 1590), (1431, 1500)]