266778050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:577

約数の個数: 144

約数和(自身を含む): 664109280

約数和(自身を除く): 397331230

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 49, 50, 55, 70, 77, 95, 98, 110, 133, 154, 175, 190, 209, 245, 266, 275, 350, 385, 418, 475, 490, 521, 539, 550, 665, 770, 931, 950, 1042, 1045, 1078, 1225, 1330, 1463, 1862, 1925, 2090, 2450, 2605, 2695, 2926, 3325, 3647, 3850, 4655, 5210, 5225, 5390, 5731, 6650, 7294, 7315, 9310, 9899, 10241, 10450, 11462, 13025, 13475, 14630, 18235, 19798, 20482, 23275, 25529, 26050, 26950, 28655, 36470, 36575, 40117, 46550, 49495, 51058, 51205, 57310, 69293, 73150, 80234, 91175, 98990, 102410, 108889, 127645, 138586, 143275, 182350, 200585, 217778, 247475, 255290, 256025, 280819, 286550, 346465, 401170, 485051, 494950, 512050, 544445, 561638, 638225, 692930, 762223, 970102, 1002925, 1088890, 1276450, 1404095, 1524446, 1732325, 2005850, 2425255, 2722225, 2808190, 3464650, 3811115, 4850510, 5335561, 5444450, 7020475, 7622230, 10671122, 12126275, 14040950, 19055575, 24252550, 26677805, 38111150, 53355610, 133389025, 266778050]

約数ペア:

[(1, 266778050), (2, 133389025), (5, 53355610), (7, 38111150), (10, 26677805), (11, 24252550), (14, 19055575), (19, 14040950), (22, 12126275), (25, 10671122), (35, 7622230), (38, 7020475), (49, 5444450), (50, 5335561), (55, 4850510), (70, 3811115), (77, 3464650), (95, 2808190), (98, 2722225), (110, 2425255), (133, 2005850), (154, 1732325), (175, 1524446), (190, 1404095), (209, 1276450), (245, 1088890), (266, 1002925), (275, 970102), (350, 762223), (385, 692930), (418, 638225), (475, 561638), (490, 544445), (521, 512050), (539, 494950), (550, 485051), (665, 401170), (770, 346465), (931, 286550), (950, 280819), (1042, 256025), (1045, 255290), (1078, 247475), (1225, 217778), (1330, 200585), (1463, 182350), (1862, 143275), (1925, 138586), (2090, 127645), (2450, 108889), (2605, 102410), (2695, 98990), (2926, 91175), (3325, 80234), (3647, 73150), (3850, 69293), (4655, 57310), (5210, 51205), (5225, 51058), (5390, 49495), (5731, 46550), (6650, 40117), (7294, 36575), (7315, 36470), (9310, 28655), (9899, 26950), (10241, 26050), (10450, 25529), (11462, 23275), (13025, 20482), (13475, 19798), (14630, 18235)]