255816400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{433}}^1$

素因数の和:669

約数の個数: 120

約数和(自身を含む): 707357504

約数和(自身を除く): 451541104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 140, 175, 200, 211, 280, 350, 400, 422, 433, 560, 700, 844, 866, 1055, 1400, 1477, 1688, 1732, 2110, 2165, 2800, 2954, 3031, 3376, 3464, 4220, 4330, 5275, 5908, 6062, 6928, 7385, 8440, 8660, 10550, 10825, 11816, 12124, 14770, 15155, 16880, 17320, 21100, 21650, 23632, 24248, 29540, 30310, 34640, 36925, 42200, 43300, 48496, 59080, 60620, 73850, 75775, 84400, 86600, 91363, 118160, 121240, 147700, 151550, 173200, 182726, 242480, 295400, 303100, 365452, 456815, 590800, 606200, 639541, 730904, 913630, 1212400, 1279082, 1461808, 1827260, 2284075, 2558164, 3197705, 3654520, 4568150, 5116328, 6395410, 7309040, 9136300, 10232656, 12790820, 15988525, 18272600, 25581640, 31977050, 36545200, 51163280, 63954100, 127908200, 255816400]

約数ペア:

[(1, 255816400), (2, 127908200), (4, 63954100), (5, 51163280), (7, 36545200), (8, 31977050), (10, 25581640), (14, 18272600), (16, 15988525), (20, 12790820), (25, 10232656), (28, 9136300), (35, 7309040), (40, 6395410), (50, 5116328), (56, 4568150), (70, 3654520), (80, 3197705), (100, 2558164), (112, 2284075), (140, 1827260), (175, 1461808), (200, 1279082), (211, 1212400), (280, 913630), (350, 730904), (400, 639541), (422, 606200), (433, 590800), (560, 456815), (700, 365452), (844, 303100), (866, 295400), (1055, 242480), (1400, 182726), (1477, 173200), (1688, 151550), (1732, 147700), (2110, 121240), (2165, 118160), (2800, 91363), (2954, 86600), (3031, 84400), (3376, 75775), (3464, 73850), (4220, 60620), (4330, 59080), (5275, 48496), (5908, 43300), (6062, 42200), (6928, 36925), (7385, 34640), (8440, 30310), (8660, 29540), (10550, 24248), (10825, 23632), (11816, 21650), (12124, 21100), (14770, 17320), (15155, 16880)]