1890147000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^1\times {\mathrm{90007}}^1$

素因数の和:90038

約数の個数: 128

約数和(自身を含む): 6739799040

約数和(自身を除く): 4849652040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 125, 140, 150, 168, 175, 200, 210, 250, 280, 300, 350, 375, 420, 500, 525, 600, 700, 750, 840, 875, 1000, 1050, 1400, 1500, 1750, 2100, 2625, 3000, 3500, 4200, 5250, 7000, 10500, 21000, 90007, 180014, 270021, 360028, 450035, 540042, 630049, 720056, 900070, 1080084, 1260098, 1350105, 1800140, 1890147, 2160168, 2250175, 2520196, 2700210, 3150245, 3600280, 3780294, 4500350, 5040392, 5400420, 6300490, 6750525, 7560588, 9000700, 9450735, 10800840, 11250875, 12600980, 13501050, 15121176, 15751225, 18001400, 18901470, 22501750, 25201960, 27002100, 31502450, 33752625, 37802940, 45003500, 47253675, 54004200, 63004900, 67505250, 75605880, 78756125, 90007000, 94507350, 126009800, 135010500, 157512250, 189014700, 236268375, 270021000, 315024500, 378029400, 472536750, 630049000, 945073500, 1890147000]

約数ペア:

[(1, 1890147000), (2, 945073500), (3, 630049000), (4, 472536750), (5, 378029400), (6, 315024500), (7, 270021000), (8, 236268375), (10, 189014700), (12, 157512250), (14, 135010500), (15, 126009800), (20, 94507350), (21, 90007000), (24, 78756125), (25, 75605880), (28, 67505250), (30, 63004900), (35, 54004200), (40, 47253675), (42, 45003500), (50, 37802940), (56, 33752625), (60, 31502450), (70, 27002100), (75, 25201960), (84, 22501750), (100, 18901470), (105, 18001400), (120, 15751225), (125, 15121176), (140, 13501050), (150, 12600980), (168, 11250875), (175, 10800840), (200, 9450735), (210, 9000700), (250, 7560588), (280, 6750525), (300, 6300490), (350, 5400420), (375, 5040392), (420, 4500350), (500, 3780294), (525, 3600280), (600, 3150245), (700, 2700210), (750, 2520196), (840, 2250175), (875, 2160168), (1000, 1890147), (1050, 1800140), (1400, 1350105), (1500, 1260098), (1750, 1080084), (2100, 900070), (2625, 720056), (3000, 630049), (3500, 540042), (4200, 450035), (5250, 360028), (7000, 270021), (10500, 180014), (21000, 90007)]