140409500

素因数分解:

$2^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:565

約数の個数: 144

約数和(自身を含む): 389896416

約数和(自身を除く): 249486916

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 110, 125, 140, 154, 175, 196, 220, 245, 250, 275, 308, 350, 385, 490, 500, 521, 539, 550, 700, 770, 875, 980, 1042, 1078, 1100, 1225, 1375, 1540, 1750, 1925, 2084, 2156, 2450, 2605, 2695, 2750, 3500, 3647, 3850, 4900, 5210, 5390, 5500, 5731, 6125, 7294, 7700, 9625, 10420, 10780, 11462, 12250, 13025, 13475, 14588, 18235, 19250, 22924, 24500, 25529, 26050, 26950, 28655, 36470, 38500, 40117, 51058, 52100, 53900, 57310, 65125, 67375, 72940, 80234, 91175, 102116, 114620, 127645, 130250, 134750, 143275, 160468, 182350, 200585, 255290, 260500, 269500, 280819, 286550, 364700, 401170, 455875, 510580, 561638, 573100, 638225, 716375, 802340, 911750, 1002925, 1123276, 1276450, 1404095, 1432750, 1823500, 2005850, 2552900, 2808190, 2865500, 3191125, 4011700, 5014625, 5616380, 6382250, 7020475, 10029250, 12764500, 14040950, 20058500, 28081900, 35102375, 70204750, 140409500]

約数ペア:

[(1, 140409500), (2, 70204750), (4, 35102375), (5, 28081900), (7, 20058500), (10, 14040950), (11, 12764500), (14, 10029250), (20, 7020475), (22, 6382250), (25, 5616380), (28, 5014625), (35, 4011700), (44, 3191125), (49, 2865500), (50, 2808190), (55, 2552900), (70, 2005850), (77, 1823500), (98, 1432750), (100, 1404095), (110, 1276450), (125, 1123276), (140, 1002925), (154, 911750), (175, 802340), (196, 716375), (220, 638225), (245, 573100), (250, 561638), (275, 510580), (308, 455875), (350, 401170), (385, 364700), (490, 286550), (500, 280819), (521, 269500), (539, 260500), (550, 255290), (700, 200585), (770, 182350), (875, 160468), (980, 143275), (1042, 134750), (1078, 130250), (1100, 127645), (1225, 114620), (1375, 102116), (1540, 91175), (1750, 80234), (1925, 72940), (2084, 67375), (2156, 65125), (2450, 57310), (2605, 53900), (2695, 52100), (2750, 51058), (3500, 40117), (3647, 38500), (3850, 36470), (4900, 28655), (5210, 26950), (5390, 26050), (5500, 25529), (5731, 24500), (6125, 22924), (7294, 19250), (7700, 18235), (9625, 14588), (10420, 13475), (10780, 13025), (11462, 12250)]