28020510

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:662

約数の個数: 96

約数和(自身を含む): 84464640

約数和(自身を除く): 56444130

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 79, 90, 105, 126, 158, 210, 237, 315, 395, 474, 553, 563, 630, 711, 790, 1106, 1126, 1185, 1422, 1659, 1689, 2370, 2765, 2815, 3318, 3378, 3555, 3941, 4977, 5067, 5530, 5630, 7110, 7882, 8295, 8445, 9954, 10134, 11823, 16590, 16890, 19705, 23646, 24885, 25335, 35469, 39410, 44477, 49770, 50670, 59115, 70938, 88954, 118230, 133431, 177345, 222385, 266862, 311339, 354690, 400293, 444770, 622678, 667155, 800586, 934017, 1334310, 1556695, 1868034, 2001465, 2802051, 3113390, 4002930, 4670085, 5604102, 9340170, 14010255, 28020510]

約数ペア:

[(1, 28020510), (2, 14010255), (3, 9340170), (5, 5604102), (6, 4670085), (7, 4002930), (9, 3113390), (10, 2802051), (14, 2001465), (15, 1868034), (18, 1556695), (21, 1334310), (30, 934017), (35, 800586), (42, 667155), (45, 622678), (63, 444770), (70, 400293), (79, 354690), (90, 311339), (105, 266862), (126, 222385), (158, 177345), (210, 133431), (237, 118230), (315, 88954), (395, 70938), (474, 59115), (553, 50670), (563, 49770), (630, 44477), (711, 39410), (790, 35469), (1106, 25335), (1126, 24885), (1185, 23646), (1422, 19705), (1659, 16890), (1689, 16590), (2370, 11823), (2765, 10134), (2815, 9954), (3318, 8445), (3378, 8295), (3555, 7882), (3941, 7110), (4977, 5630), (5067, 5530)]