66446820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{907}}^1$

素因数の和:970

約数の個数: 144

約数和(自身を含む): 226070208

約数和(自身を除く): 159623388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 132, 148, 165, 180, 185, 198, 220, 222, 330, 333, 370, 396, 407, 444, 495, 555, 660, 666, 740, 814, 907, 990, 1110, 1221, 1332, 1628, 1665, 1814, 1980, 2035, 2220, 2442, 2721, 3330, 3628, 3663, 4070, 4535, 4884, 5442, 6105, 6660, 7326, 8140, 8163, 9070, 9977, 10884, 12210, 13605, 14652, 16326, 18140, 18315, 19954, 24420, 27210, 29931, 32652, 33559, 36630, 39908, 40815, 49885, 54420, 59862, 67118, 73260, 81630, 89793, 99770, 100677, 119724, 134236, 149655, 163260, 167795, 179586, 199540, 201354, 299310, 302031, 335590, 359172, 369149, 402708, 448965, 503385, 598620, 604062, 671180, 738298, 897930, 1006770, 1107447, 1208124, 1476596, 1510155, 1795860, 1845745, 2013540, 2214894, 3020310, 3322341, 3691490, 4429788, 5537235, 6040620, 6644682, 7382980, 11074470, 13289364, 16611705, 22148940, 33223410, 66446820]

約数ペア:

[(1, 66446820), (2, 33223410), (3, 22148940), (4, 16611705), (5, 13289364), (6, 11074470), (9, 7382980), (10, 6644682), (11, 6040620), (12, 5537235), (15, 4429788), (18, 3691490), (20, 3322341), (22, 3020310), (30, 2214894), (33, 2013540), (36, 1845745), (37, 1795860), (44, 1510155), (45, 1476596), (55, 1208124), (60, 1107447), (66, 1006770), (74, 897930), (90, 738298), (99, 671180), (110, 604062), (111, 598620), (132, 503385), (148, 448965), (165, 402708), (180, 369149), (185, 359172), (198, 335590), (220, 302031), (222, 299310), (330, 201354), (333, 199540), (370, 179586), (396, 167795), (407, 163260), (444, 149655), (495, 134236), (555, 119724), (660, 100677), (666, 99770), (740, 89793), (814, 81630), (907, 73260), (990, 67118), (1110, 59862), (1221, 54420), (1332, 49885), (1628, 40815), (1665, 39908), (1814, 36630), (1980, 33559), (2035, 32652), (2220, 29931), (2442, 27210), (2721, 24420), (3330, 19954), (3628, 18315), (3663, 18140), (4070, 16326), (4535, 14652), (4884, 13605), (5442, 12210), (6105, 10884), (6660, 9977), (7326, 9070), (8140, 8163)]