168207975

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 344769600

約数和(自身を除く): 176561625

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 29, 39, 45, 65, 75, 87, 117, 135, 145, 195, 225, 261, 325, 351, 377, 435, 585, 661, 675, 725, 783, 975, 1131, 1305, 1755, 1885, 1983, 2175, 2925, 3305, 3393, 3915, 5655, 5949, 6525, 8593, 8775, 9425, 9915, 10179, 16525, 16965, 17847, 19169, 19575, 25779, 28275, 29745, 42965, 49575, 50895, 57507, 77337, 84825, 89235, 95845, 128895, 148725, 172521, 214825, 232011, 249197, 254475, 287535, 386685, 446175, 479225, 517563, 644475, 747591, 862605, 1160055, 1245985, 1437675, 1933425, 2242773, 2587815, 3737955, 4313025, 5800275, 6229925, 6728319, 11213865, 12939075, 18689775, 33641595, 56069325, 168207975]

約数ペア:

[(1, 168207975), (3, 56069325), (5, 33641595), (9, 18689775), (13, 12939075), (15, 11213865), (25, 6728319), (27, 6229925), (29, 5800275), (39, 4313025), (45, 3737955), (65, 2587815), (75, 2242773), (87, 1933425), (117, 1437675), (135, 1245985), (145, 1160055), (195, 862605), (225, 747591), (261, 644475), (325, 517563), (351, 479225), (377, 446175), (435, 386685), (585, 287535), (661, 254475), (675, 249197), (725, 232011), (783, 214825), (975, 172521), (1131, 148725), (1305, 128895), (1755, 95845), (1885, 89235), (1983, 84825), (2175, 77337), (2925, 57507), (3305, 50895), (3393, 49575), (3915, 42965), (5655, 29745), (5949, 28275), (6525, 25779), (8593, 19575), (8775, 19169), (9425, 17847), (9915, 16965), (10179, 16525)]