128731500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{28607}}^1$

素因数の和:28632

約数の個数: 72

約数和(自身を含む): 406119168

約数和(自身を除く): 277387668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 28607, 57214, 85821, 114428, 143035, 171642, 257463, 286070, 343284, 429105, 514926, 572140, 715175, 858210, 1029852, 1287315, 1430350, 1716420, 2145525, 2574630, 2860700, 3575875, 4291050, 5149260, 6436575, 7151750, 8582100, 10727625, 12873150, 14303500, 21455250, 25746300, 32182875, 42910500, 64365750, 128731500]

約数ペア:

[(1, 128731500), (2, 64365750), (3, 42910500), (4, 32182875), (5, 25746300), (6, 21455250), (9, 14303500), (10, 12873150), (12, 10727625), (15, 8582100), (18, 7151750), (20, 6436575), (25, 5149260), (30, 4291050), (36, 3575875), (45, 2860700), (50, 2574630), (60, 2145525), (75, 1716420), (90, 1430350), (100, 1287315), (125, 1029852), (150, 858210), (180, 715175), (225, 572140), (250, 514926), (300, 429105), (375, 343284), (450, 286070), (500, 257463), (750, 171642), (900, 143035), (1125, 114428), (1500, 85821), (2250, 57214), (4500, 28607)]