256899000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4507}}^1$

素因数の和:4550

約数の個数: 128

約数和(自身を含む): 843897600

約数和(自身を除く): 586998600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 114, 120, 125, 150, 152, 190, 200, 228, 250, 285, 300, 375, 380, 456, 475, 500, 570, 600, 750, 760, 950, 1000, 1140, 1425, 1500, 1900, 2280, 2375, 2850, 3000, 3800, 4507, 4750, 5700, 7125, 9014, 9500, 11400, 13521, 14250, 18028, 19000, 22535, 27042, 28500, 36056, 45070, 54084, 57000, 67605, 85633, 90140, 108168, 112675, 135210, 171266, 180280, 225350, 256899, 270420, 338025, 342532, 428165, 450700, 513798, 540840, 563375, 676050, 685064, 856330, 901400, 1027596, 1126750, 1284495, 1352100, 1690125, 1712660, 2055192, 2140825, 2253500, 2568990, 2704200, 3380250, 3425320, 4281650, 4507000, 5137980, 6422475, 6760500, 8563300, 10275960, 10704125, 12844950, 13521000, 17126600, 21408250, 25689900, 32112375, 42816500, 51379800, 64224750, 85633000, 128449500, 256899000]

約数ペア:

[(1, 256899000), (2, 128449500), (3, 85633000), (4, 64224750), (5, 51379800), (6, 42816500), (8, 32112375), (10, 25689900), (12, 21408250), (15, 17126600), (19, 13521000), (20, 12844950), (24, 10704125), (25, 10275960), (30, 8563300), (38, 6760500), (40, 6422475), (50, 5137980), (57, 4507000), (60, 4281650), (75, 3425320), (76, 3380250), (95, 2704200), (100, 2568990), (114, 2253500), (120, 2140825), (125, 2055192), (150, 1712660), (152, 1690125), (190, 1352100), (200, 1284495), (228, 1126750), (250, 1027596), (285, 901400), (300, 856330), (375, 685064), (380, 676050), (456, 563375), (475, 540840), (500, 513798), (570, 450700), (600, 428165), (750, 342532), (760, 338025), (950, 270420), (1000, 256899), (1140, 225350), (1425, 180280), (1500, 171266), (1900, 135210), (2280, 112675), (2375, 108168), (2850, 90140), (3000, 85633), (3800, 67605), (4507, 57000), (4750, 54084), (5700, 45070), (7125, 36056), (9014, 28500), (9500, 27042), (11400, 22535), (13521, 19000), (14250, 18028)]