207924640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2411}}^1$

素因数の和:2451

約数の個数: 144

約数和(自身を含む): 623627424

約数和(自身を除く): 415702784

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 352, 385, 392, 440, 490, 539, 560, 616, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2156, 2411, 2464, 2695, 3080, 3920, 4312, 4822, 5390, 6160, 7840, 8624, 9644, 10780, 12055, 12320, 16877, 17248, 19288, 21560, 24110, 26521, 33754, 38576, 43120, 48220, 53042, 67508, 77152, 84385, 86240, 96440, 106084, 118139, 132605, 135016, 168770, 185647, 192880, 212168, 236278, 265210, 270032, 337540, 371294, 385760, 424336, 472556, 530420, 540064, 590695, 675080, 742588, 848672, 928235, 945112, 1060840, 1181390, 1299529, 1350160, 1485176, 1856470, 1890224, 2121680, 2362780, 2599058, 2700320, 2970352, 3712940, 3780448, 4243360, 4725560, 5198116, 5940704, 6497645, 7425880, 9451120, 10396232, 12995290, 14851760, 18902240, 20792464, 25990580, 29703520, 41584928, 51981160, 103962320, 207924640]

約数ペア:

[(1, 207924640), (2, 103962320), (4, 51981160), (5, 41584928), (7, 29703520), (8, 25990580), (10, 20792464), (11, 18902240), (14, 14851760), (16, 12995290), (20, 10396232), (22, 9451120), (28, 7425880), (32, 6497645), (35, 5940704), (40, 5198116), (44, 4725560), (49, 4243360), (55, 3780448), (56, 3712940), (70, 2970352), (77, 2700320), (80, 2599058), (88, 2362780), (98, 2121680), (110, 1890224), (112, 1856470), (140, 1485176), (154, 1350160), (160, 1299529), (176, 1181390), (196, 1060840), (220, 945112), (224, 928235), (245, 848672), (280, 742588), (308, 675080), (352, 590695), (385, 540064), (392, 530420), (440, 472556), (490, 424336), (539, 385760), (560, 371294), (616, 337540), (770, 270032), (784, 265210), (880, 236278), (980, 212168), (1078, 192880), (1120, 185647), (1232, 168770), (1540, 135016), (1568, 132605), (1760, 118139), (1960, 106084), (2156, 96440), (2411, 86240), (2464, 84385), (2695, 77152), (3080, 67508), (3920, 53042), (4312, 48220), (4822, 43120), (5390, 38576), (6160, 33754), (7840, 26521), (8624, 24110), (9644, 21560), (10780, 19288), (12055, 17248), (12320, 16877)]