1968045100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{1459}}^1$

素因数の和:1568

約数の個数: 144

約数和(自身を含む): 5109672960

約数和(自身を除く): 3141627860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 41, 47, 50, 70, 82, 94, 100, 140, 164, 175, 188, 205, 235, 287, 329, 350, 410, 470, 574, 658, 700, 820, 940, 1025, 1148, 1175, 1316, 1435, 1459, 1645, 1927, 2050, 2350, 2870, 2918, 3290, 3854, 4100, 4700, 5740, 5836, 6580, 7175, 7295, 7708, 8225, 9635, 10213, 13489, 14350, 14590, 16450, 19270, 20426, 26978, 28700, 29180, 32900, 36475, 38540, 40852, 48175, 51065, 53956, 59819, 67445, 68573, 72950, 96350, 102130, 119638, 134890, 137146, 145900, 192700, 204260, 239276, 255325, 269780, 274292, 299095, 337225, 342865, 418733, 480011, 510650, 598190, 674450, 685730, 837466, 960022, 1021300, 1196380, 1348900, 1371460, 1495475, 1674932, 1714325, 1920044, 2093665, 2400055, 2811493, 2990950, 3428650, 4187330, 4800110, 5622986, 5981900, 6857300, 8374660, 9600220, 10468325, 11245972, 12000275, 14057465, 19680451, 20936650, 24000550, 28114930, 39360902, 41873300, 48001100, 56229860, 70287325, 78721804, 98402255, 140574650, 196804510, 281149300, 393609020, 492011275, 984022550, 1968045100]

約数ペア:

[(1, 1968045100), (2, 984022550), (4, 492011275), (5, 393609020), (7, 281149300), (10, 196804510), (14, 140574650), (20, 98402255), (25, 78721804), (28, 70287325), (35, 56229860), (41, 48001100), (47, 41873300), (50, 39360902), (70, 28114930), (82, 24000550), (94, 20936650), (100, 19680451), (140, 14057465), (164, 12000275), (175, 11245972), (188, 10468325), (205, 9600220), (235, 8374660), (287, 6857300), (329, 5981900), (350, 5622986), (410, 4800110), (470, 4187330), (574, 3428650), (658, 2990950), (700, 2811493), (820, 2400055), (940, 2093665), (1025, 1920044), (1148, 1714325), (1175, 1674932), (1316, 1495475), (1435, 1371460), (1459, 1348900), (1645, 1196380), (1927, 1021300), (2050, 960022), (2350, 837466), (2870, 685730), (2918, 674450), (3290, 598190), (3854, 510650), (4100, 480011), (4700, 418733), (5740, 342865), (5836, 337225), (6580, 299095), (7175, 274292), (7295, 269780), (7708, 255325), (8225, 239276), (9635, 204260), (10213, 192700), (13489, 145900), (14350, 137146), (14590, 134890), (16450, 119638), (19270, 102130), (20426, 96350), (26978, 72950), (28700, 68573), (29180, 67445), (32900, 59819), (36475, 53956), (38540, 51065), (40852, 48175)]