140665860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21121}}^1$

素因数の和:21173

約数の個数: 72

約数和(自身を含む): 438239256

約数和(自身を除く): 297573396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 21121, 42242, 63363, 84484, 105605, 126726, 190089, 211210, 253452, 316815, 380178, 422420, 633630, 760356, 781477, 950445, 1267260, 1562954, 1900890, 2344431, 3125908, 3801780, 3907385, 4688862, 7033293, 7814770, 9377724, 11722155, 14066586, 15629540, 23444310, 28133172, 35166465, 46888620, 70332930, 140665860]

約数ペア:

[(1, 140665860), (2, 70332930), (3, 46888620), (4, 35166465), (5, 28133172), (6, 23444310), (9, 15629540), (10, 14066586), (12, 11722155), (15, 9377724), (18, 7814770), (20, 7033293), (30, 4688862), (36, 3907385), (37, 3801780), (45, 3125908), (60, 2344431), (74, 1900890), (90, 1562954), (111, 1267260), (148, 950445), (180, 781477), (185, 760356), (222, 633630), (333, 422420), (370, 380178), (444, 316815), (555, 253452), (666, 211210), (740, 190089), (1110, 126726), (1332, 105605), (1665, 84484), (2220, 63363), (3330, 42242), (6660, 21121)]