249476840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10589}}^1$

素因数の和:10650

約数の個数: 64

約数和(自身を含む): 609984000

約数和(自身を除く): 360507160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 10589, 11780, 21178, 23560, 42356, 52945, 84712, 105890, 201191, 211780, 328259, 402382, 423560, 656518, 804764, 1005955, 1313036, 1609528, 1641295, 2011910, 2626072, 3282590, 4023820, 6236921, 6565180, 8047640, 12473842, 13130360, 24947684, 31184605, 49895368, 62369210, 124738420, 249476840]

約数ペア:

[(1, 249476840), (2, 124738420), (4, 62369210), (5, 49895368), (8, 31184605), (10, 24947684), (19, 13130360), (20, 12473842), (31, 8047640), (38, 6565180), (40, 6236921), (62, 4023820), (76, 3282590), (95, 2626072), (124, 2011910), (152, 1641295), (155, 1609528), (190, 1313036), (248, 1005955), (310, 804764), (380, 656518), (589, 423560), (620, 402382), (760, 328259), (1178, 211780), (1240, 201191), (2356, 105890), (2945, 84712), (4712, 52945), (5890, 42356), (10589, 23560), (11780, 21178)]