80281860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:150

約数の個数: 144

約数和(自身を含む): 244660416

約数和(自身を除く): 164378556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 37, 43, 58, 60, 74, 86, 87, 111, 116, 129, 145, 148, 172, 174, 185, 215, 222, 258, 290, 348, 370, 430, 435, 444, 516, 555, 580, 645, 740, 841, 860, 870, 1073, 1110, 1247, 1290, 1591, 1682, 1740, 2146, 2220, 2494, 2523, 2580, 3182, 3219, 3364, 3741, 4205, 4292, 4773, 4988, 5046, 5365, 6235, 6364, 6438, 7482, 7955, 8410, 9546, 10092, 10730, 12470, 12615, 12876, 14964, 15910, 16095, 16820, 18705, 19092, 21460, 23865, 24940, 25230, 31117, 31820, 32190, 36163, 37410, 46139, 47730, 50460, 62234, 64380, 72326, 74820, 92278, 93351, 95460, 108489, 124468, 138417, 144652, 155585, 180815, 184556, 186702, 216978, 230695, 276834, 311170, 361630, 373404, 433956, 461390, 466755, 542445, 553668, 622340, 692085, 723260, 922780, 933510, 1084890, 1338031, 1384170, 1867020, 2169780, 2676062, 2768340, 4014093, 5352124, 6690155, 8028186, 13380310, 16056372, 20070465, 26760620, 40140930, 80281860]

約数ペア:

[(1, 80281860), (2, 40140930), (3, 26760620), (4, 20070465), (5, 16056372), (6, 13380310), (10, 8028186), (12, 6690155), (15, 5352124), (20, 4014093), (29, 2768340), (30, 2676062), (37, 2169780), (43, 1867020), (58, 1384170), (60, 1338031), (74, 1084890), (86, 933510), (87, 922780), (111, 723260), (116, 692085), (129, 622340), (145, 553668), (148, 542445), (172, 466755), (174, 461390), (185, 433956), (215, 373404), (222, 361630), (258, 311170), (290, 276834), (348, 230695), (370, 216978), (430, 186702), (435, 184556), (444, 180815), (516, 155585), (555, 144652), (580, 138417), (645, 124468), (740, 108489), (841, 95460), (860, 93351), (870, 92278), (1073, 74820), (1110, 72326), (1247, 64380), (1290, 62234), (1591, 50460), (1682, 47730), (1740, 46139), (2146, 37410), (2220, 36163), (2494, 32190), (2523, 31820), (2580, 31117), (3182, 25230), (3219, 24940), (3364, 23865), (3741, 21460), (4205, 19092), (4292, 18705), (4773, 16820), (4988, 16095), (5046, 15910), (5365, 14964), (6235, 12876), (6364, 12615), (6438, 12470), (7482, 10730), (7955, 10092), (8410, 9546)]