400216944

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2663}}^1$

素因数の和:2806

約数の個数: 80

約数和(自身を含む): 1078216704

約数和(自身を除く): 677999760

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 101, 124, 186, 202, 248, 303, 372, 404, 496, 606, 744, 808, 1212, 1488, 1616, 2424, 2663, 3131, 4848, 5326, 6262, 7989, 9393, 10652, 12524, 15978, 18786, 21304, 25048, 31956, 37572, 42608, 50096, 63912, 75144, 82553, 127824, 150288, 165106, 247659, 268963, 330212, 495318, 537926, 660424, 806889, 990636, 1075852, 1320848, 1613778, 1981272, 2151704, 3227556, 3962544, 4303408, 6455112, 8337853, 12910224, 16675706, 25013559, 33351412, 50027118, 66702824, 100054236, 133405648, 200108472, 400216944]

約数ペア:

[(1, 400216944), (2, 200108472), (3, 133405648), (4, 100054236), (6, 66702824), (8, 50027118), (12, 33351412), (16, 25013559), (24, 16675706), (31, 12910224), (48, 8337853), (62, 6455112), (93, 4303408), (101, 3962544), (124, 3227556), (186, 2151704), (202, 1981272), (248, 1613778), (303, 1320848), (372, 1075852), (404, 990636), (496, 806889), (606, 660424), (744, 537926), (808, 495318), (1212, 330212), (1488, 268963), (1616, 247659), (2424, 165106), (2663, 150288), (3131, 127824), (4848, 82553), (5326, 75144), (6262, 63912), (7989, 50096), (9393, 42608), (10652, 37572), (12524, 31956), (15978, 25048), (18786, 21304)]